From fff769836082dc52c217672bf72d743d81b4c155 Mon Sep 17 00:00:00 2001
From: renovate <renovate-bot@autistici.org>
Date: Mon, 29 Nov 2021 14:25:36 +0000
Subject: [PATCH] Update golang.org/x/crypto commit hash to ae814b3

---
 go.mod                                        |   2 +-
 go.sum                                        |   8 ++
 vendor/golang.org/x/crypto/acme/acme.go       |   2 +-
 vendor/golang.org/x/crypto/acme/http.go       |   4 +
 vendor/golang.org/x/crypto/acme/rfc8555.go    |  26 +++++
 vendor/golang.org/x/crypto/acme/types.go      |  52 ++++++++-
 .../internal/socket/cmsghdr_linux_32bit.go    |   4 +-
 .../net/internal/socket/complete_dontwait.go  |  26 +++++
 .../internal/socket/complete_nodontwait.go    |  22 ++++
 .../golang.org/x/net/internal/socket/empty.s  |   1 +
 .../x/net/internal/socket/iovec_32bit.go      |   4 +-
 .../x/net/internal/socket/mmsghdr_unix.go     | 103 +++++++++++++++---
 .../x/net/internal/socket/msghdr_linux.go     |   3 +
 .../net/internal/socket/msghdr_linux_32bit.go |   4 +-
 .../x/net/internal/socket/rawconn.go          |  33 +++++-
 .../x/net/internal/socket/rawconn_mmsg.go     |  27 ++---
 .../x/net/internal/socket/rawconn_msg.go      |  15 +--
 .../x/net/internal/socket/sys_const_unix.go   |   7 +-
 .../x/net/internal/socket/sys_const_zos.go    |  18 ---
 .../x/net/internal/socket/sys_linux_ppc.go    |  10 ++
 .../x/net/internal/socket/sys_posix.go        |  27 ++---
 .../x/net/internal/socket/sys_stub.go         |   3 +
 .../x/net/internal/socket/sys_windows.go      |  19 +---
 .../x/net/internal/socket/zsys_aix_ppc64.go   |  20 ----
 .../x/net/internal/socket/zsys_darwin_386.go  |  20 ----
 .../net/internal/socket/zsys_darwin_amd64.go  |  20 ----
 .../x/net/internal/socket/zsys_darwin_arm.go  |  20 ----
 .../net/internal/socket/zsys_darwin_arm64.go  |  20 ----
 .../internal/socket/zsys_dragonfly_amd64.go   |  20 ----
 .../x/net/internal/socket/zsys_freebsd_386.go |  20 ----
 .../net/internal/socket/zsys_freebsd_amd64.go |  20 ----
 .../x/net/internal/socket/zsys_freebsd_arm.go |  20 ----
 .../net/internal/socket/zsys_freebsd_arm64.go |  20 ----
 .../x/net/internal/socket/zsys_linux_386.go   |  18 ---
 .../x/net/internal/socket/zsys_linux_amd64.go |  18 ---
 .../x/net/internal/socket/zsys_linux_arm.go   |  18 ---
 .../x/net/internal/socket/zsys_linux_arm64.go |  18 ---
 .../x/net/internal/socket/zsys_linux_mips.go  |  18 ---
 .../net/internal/socket/zsys_linux_mips64.go  |  18 ---
 .../internal/socket/zsys_linux_mips64le.go    |  18 ---
 .../net/internal/socket/zsys_linux_mipsle.go  |  18 ---
 .../x/net/internal/socket/zsys_linux_ppc.go   |  35 ++++++
 .../x/net/internal/socket/zsys_linux_ppc64.go |  18 ---
 .../net/internal/socket/zsys_linux_ppc64le.go |  18 ---
 .../net/internal/socket/zsys_linux_riscv64.go |  18 ---
 .../x/net/internal/socket/zsys_linux_s390x.go |  18 ---
 .../x/net/internal/socket/zsys_netbsd_386.go  |  20 ----
 .../net/internal/socket/zsys_netbsd_amd64.go  |  20 ----
 .../x/net/internal/socket/zsys_netbsd_arm.go  |  20 ----
 .../net/internal/socket/zsys_netbsd_arm64.go  |  20 ----
 .../x/net/internal/socket/zsys_openbsd_386.go |  20 ----
 .../net/internal/socket/zsys_openbsd_amd64.go |  20 ----
 .../x/net/internal/socket/zsys_openbsd_arm.go |  20 ----
 .../net/internal/socket/zsys_openbsd_arm64.go |  20 ----
 .../internal/socket/zsys_openbsd_mips64.go    |  20 ----
 .../net/internal/socket/zsys_solaris_amd64.go |  19 ----
 .../x/net/internal/socket/zsys_zos_s390x.go   |   6 +-
 vendor/golang.org/x/net/ipv4/control_bsd.go   |   6 +-
 .../golang.org/x/net/ipv4/control_pktinfo.go  |   4 +-
 vendor/golang.org/x/net/ipv4/control_unix.go  |   4 +-
 vendor/golang.org/x/net/ipv4/control_zos.go   |   4 +-
 vendor/golang.org/x/net/ipv4/sys_aix.go       |  33 +++---
 vendor/golang.org/x/net/ipv4/sys_asmreqn.go   |   8 +-
 vendor/golang.org/x/net/ipv4/sys_bsd.go       |  32 +++---
 vendor/golang.org/x/net/ipv4/sys_darwin.go    |  46 ++++----
 vendor/golang.org/x/net/ipv4/sys_dragonfly.go |  32 +++---
 vendor/golang.org/x/net/ipv4/sys_freebsd.go   |  42 +++----
 vendor/golang.org/x/net/ipv4/sys_linux.go     |  35 +++---
 vendor/golang.org/x/net/ipv4/sys_solaris.go   |  36 +++---
 vendor/golang.org/x/net/ipv4/sys_windows.go   |  43 ++------
 vendor/golang.org/x/net/ipv4/sys_zos.go       |  24 ++--
 .../golang.org/x/net/ipv4/zsys_aix_ppc64.go   |  17 ---
 vendor/golang.org/x/net/ipv4/zsys_darwin.go   |  40 -------
 .../golang.org/x/net/ipv4/zsys_dragonfly.go   |  18 ---
 .../golang.org/x/net/ipv4/zsys_freebsd_386.go |  41 -------
 .../x/net/ipv4/zsys_freebsd_amd64.go          |  41 -------
 .../golang.org/x/net/ipv4/zsys_freebsd_arm.go |  41 -------
 .../x/net/ipv4/zsys_freebsd_arm64.go          |  41 -------
 .../golang.org/x/net/ipv4/zsys_linux_386.go   |  58 ----------
 .../golang.org/x/net/ipv4/zsys_linux_amd64.go |  58 ----------
 .../golang.org/x/net/ipv4/zsys_linux_arm.go   |  58 ----------
 .../golang.org/x/net/ipv4/zsys_linux_arm64.go |  58 ----------
 .../golang.org/x/net/ipv4/zsys_linux_mips.go  |  58 ----------
 .../x/net/ipv4/zsys_linux_mips64.go           |  58 ----------
 .../x/net/ipv4/zsys_linux_mips64le.go         |  58 ----------
 .../x/net/ipv4/zsys_linux_mipsle.go           |  58 ----------
 .../golang.org/x/net/ipv4/zsys_linux_ppc.go   |  58 ----------
 .../golang.org/x/net/ipv4/zsys_linux_ppc64.go |  58 ----------
 .../x/net/ipv4/zsys_linux_ppc64le.go          |  58 ----------
 .../x/net/ipv4/zsys_linux_riscv64.go          |  58 ----------
 .../golang.org/x/net/ipv4/zsys_linux_s390x.go |  58 ----------
 vendor/golang.org/x/net/ipv4/zsys_netbsd.go   |  17 ---
 vendor/golang.org/x/net/ipv4/zsys_openbsd.go  |  17 ---
 vendor/golang.org/x/net/ipv4/zsys_solaris.go  |  43 --------
 .../golang.org/x/net/ipv4/zsys_zos_s390x.go   |  24 ----
 .../x/net/ipv6/control_rfc2292_unix.go        |   8 +-
 .../x/net/ipv6/control_rfc3542_unix.go        |  12 +-
 vendor/golang.org/x/net/ipv6/sys_aix.go       |  40 +++----
 vendor/golang.org/x/net/ipv6/sys_bsd.go       |  40 +++----
 vendor/golang.org/x/net/ipv6/sys_darwin.go    |  48 ++++----
 vendor/golang.org/x/net/ipv6/sys_freebsd.go   |  48 ++++----
 vendor/golang.org/x/net/ipv6/sys_linux.go     |  45 ++++----
 vendor/golang.org/x/net/ipv6/sys_solaris.go   |  48 ++++----
 vendor/golang.org/x/net/ipv6/sys_windows.go   |  23 ++--
 vendor/golang.org/x/net/ipv6/sys_zos.go       |  42 +++----
 .../golang.org/x/net/ipv6/zsys_aix_ppc64.go   |  35 ------
 vendor/golang.org/x/net/ipv6/zsys_darwin.go   |  67 ------------
 .../golang.org/x/net/ipv6/zsys_dragonfly.go   |  46 --------
 .../golang.org/x/net/ipv6/zsys_freebsd_386.go |  58 ----------
 .../x/net/ipv6/zsys_freebsd_amd64.go          |  58 ----------
 .../golang.org/x/net/ipv6/zsys_freebsd_arm.go |  58 ----------
 .../x/net/ipv6/zsys_freebsd_arm64.go          |  58 ----------
 .../golang.org/x/net/ipv6/zsys_linux_386.go   |  80 --------------
 .../golang.org/x/net/ipv6/zsys_linux_amd64.go |  80 --------------
 .../golang.org/x/net/ipv6/zsys_linux_arm.go   |  80 --------------
 .../golang.org/x/net/ipv6/zsys_linux_arm64.go |  80 --------------
 .../golang.org/x/net/ipv6/zsys_linux_mips.go  |  80 --------------
 .../x/net/ipv6/zsys_linux_mips64.go           |  80 --------------
 .../x/net/ipv6/zsys_linux_mips64le.go         |  80 --------------
 .../x/net/ipv6/zsys_linux_mipsle.go           |  80 --------------
 .../golang.org/x/net/ipv6/zsys_linux_ppc.go   |  80 --------------
 .../golang.org/x/net/ipv6/zsys_linux_ppc64.go |  80 --------------
 .../x/net/ipv6/zsys_linux_ppc64le.go          |  80 --------------
 .../x/net/ipv6/zsys_linux_riscv64.go          |  80 --------------
 .../golang.org/x/net/ipv6/zsys_linux_s390x.go |  80 --------------
 vendor/golang.org/x/net/ipv6/zsys_netbsd.go   |  42 -------
 vendor/golang.org/x/net/ipv6/zsys_openbsd.go  |  51 ---------
 vendor/golang.org/x/net/ipv6/zsys_solaris.go  |  68 ------------
 .../golang.org/x/net/ipv6/zsys_zos_s390x.go   |  44 --------
 vendor/golang.org/x/sys/unix/mkerrors.sh      |   4 +
 vendor/golang.org/x/sys/unix/syscall_linux.go |  71 ++++++++++++
 .../x/sys/unix/syscall_linux_386.go           |   4 +
 .../x/sys/unix/syscall_linux_amd64.go         |   4 +
 .../x/sys/unix/syscall_linux_arm.go           |   4 +
 .../x/sys/unix/syscall_linux_arm64.go         |   4 +
 .../x/sys/unix/syscall_linux_mips64x.go       |   4 +
 .../x/sys/unix/syscall_linux_mipsx.go         |   4 +
 .../x/sys/unix/syscall_linux_ppc.go           |   4 +
 .../x/sys/unix/syscall_linux_ppc64x.go        |   4 +
 .../x/sys/unix/syscall_linux_riscv64.go       |   4 +
 .../x/sys/unix/syscall_linux_s390x.go         |   4 +
 .../x/sys/unix/syscall_linux_sparc64.go       |   4 +
 vendor/golang.org/x/sys/unix/zerrors_linux.go |  58 ++++++++++
 .../x/sys/unix/ztypes_dragonfly_amd64.go      |   3 +
 .../x/sys/unix/ztypes_freebsd_386.go          |   5 +-
 .../x/sys/unix/ztypes_freebsd_amd64.go        |   5 +-
 .../x/sys/unix/ztypes_freebsd_arm.go          |   5 +-
 .../x/sys/unix/ztypes_freebsd_arm64.go        |   5 +-
 vendor/golang.org/x/sys/unix/ztypes_linux.go  |  77 +++++++++++++
 .../golang.org/x/sys/unix/ztypes_linux_386.go |  18 ++-
 .../x/sys/unix/ztypes_linux_amd64.go          |  18 ++-
 .../golang.org/x/sys/unix/ztypes_linux_arm.go |  18 ++-
 .../x/sys/unix/ztypes_linux_arm64.go          |  18 ++-
 .../x/sys/unix/ztypes_linux_mips.go           |  18 ++-
 .../x/sys/unix/ztypes_linux_mips64.go         |  18 ++-
 .../x/sys/unix/ztypes_linux_mips64le.go       |  18 ++-
 .../x/sys/unix/ztypes_linux_mipsle.go         |  18 ++-
 .../golang.org/x/sys/unix/ztypes_linux_ppc.go |  18 ++-
 .../x/sys/unix/ztypes_linux_ppc64.go          |  18 ++-
 .../x/sys/unix/ztypes_linux_ppc64le.go        |  18 ++-
 .../x/sys/unix/ztypes_linux_riscv64.go        |  18 ++-
 .../x/sys/unix/ztypes_linux_s390x.go          |  18 ++-
 .../x/sys/unix/ztypes_linux_sparc64.go        |  18 ++-
 .../x/sys/unix/ztypes_netbsd_386.go           |   4 +-
 .../x/sys/unix/ztypes_netbsd_amd64.go         |   4 +-
 .../x/sys/unix/ztypes_netbsd_arm.go           |   4 +-
 .../x/sys/unix/ztypes_netbsd_arm64.go         |   4 +-
 .../x/sys/unix/ztypes_openbsd_386.go          |   4 +-
 .../x/sys/unix/ztypes_openbsd_amd64.go        |   4 +-
 .../x/sys/unix/ztypes_openbsd_arm.go          |   4 +-
 .../x/sys/unix/ztypes_openbsd_arm64.go        |   4 +-
 .../x/sys/unix/ztypes_openbsd_mips64.go       |   4 +-
 vendor/modules.txt                            |   6 +-
 173 files changed, 1217 insertions(+), 3852 deletions(-)
 create mode 100644 vendor/golang.org/x/net/internal/socket/complete_dontwait.go
 create mode 100644 vendor/golang.org/x/net/internal/socket/complete_nodontwait.go
 delete mode 100644 vendor/golang.org/x/net/internal/socket/sys_const_zos.go
 create mode 100644 vendor/golang.org/x/net/internal/socket/sys_linux_ppc.go
 create mode 100644 vendor/golang.org/x/net/internal/socket/zsys_linux_ppc.go

diff --git a/go.mod b/go.mod
index 9b275c67..b499e37e 100644
--- a/go.mod
+++ b/go.mod
@@ -7,6 +7,6 @@ require (
 	git.autistici.org/ai3/tools/replds v0.0.0-20210117165138-e6368d266143
 	github.com/miekg/dns v1.1.43
 	github.com/prometheus/client_golang v1.11.0
-	golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83
+	golang.org/x/crypto v0.0.0-20211117183948-ae814b36b871
 	gopkg.in/yaml.v2 v2.4.0
 )
diff --git a/go.sum b/go.sum
index 7fa82b6d..eeb0da6d 100644
--- a/go.sum
+++ b/go.sum
@@ -354,6 +354,8 @@ golang.org/x/crypto v0.0.0-20201221181555-eec23a3978ad h1:DN0cp81fZ3njFcrLCytUHR
 golang.org/x/crypto v0.0.0-20201221181555-eec23a3978ad/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
 golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83 h1:/ZScEX8SfEmUGRHs0gxpqteO5nfNW6axyZbBdw9A12g=
 golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
+golang.org/x/crypto v0.0.0-20211117183948-ae814b36b871 h1:/pEO3GD/ABYAjuakUS6xSEmmlyVS4kxBNkeA9tLJiTI=
+golang.org/x/crypto v0.0.0-20211117183948-ae814b36b871/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
@@ -383,6 +385,8 @@ golang.org/x/net v0.0.0-20200625001655-4c5254603344 h1:vGXIOMxbNfDTk/aXCmfdLgkrS
 golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 h1:qWPm9rbaAMKs8Bq/9LRpbMqxWRVUAQwMI9fVrssnTfw=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2 h1:CIJ76btIcR3eFI5EgSo6k1qKw9KJexJuRLI9G7Hp5wE=
+golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -423,14 +427,18 @@ golang.org/x/sys v0.0.0-20210113181707-4bcb84eeeb78 h1:nVuTkr9L6Bq62qpUqKo/RnZCF
 golang.org/x/sys v0.0.0-20210113181707-4bcb84eeeb78/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210303074136-134d130e1a04/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40 h1:JWgyZ1qgdTaF3N3oxC+MdTV7qvEEgHo3otj+HB5CM7Q=
 golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1 h1:SrN+KX8Art/Sf4HNj6Zcz06G7VEz+7w9tdXTPOZ7+l4=
+golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3 h1:cokOdA+Jmi5PJGXLlLllQSgYigAEfHXJAERHVMaCc2k=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
diff --git a/vendor/golang.org/x/crypto/acme/acme.go b/vendor/golang.org/x/crypto/acme/acme.go
index 174cfe8b..73b19ef3 100644
--- a/vendor/golang.org/x/crypto/acme/acme.go
+++ b/vendor/golang.org/x/crypto/acme/acme.go
@@ -4,7 +4,7 @@
 
 // Package acme provides an implementation of the
 // Automatic Certificate Management Environment (ACME) spec.
-// The intial implementation was based on ACME draft-02 and
+// The initial implementation was based on ACME draft-02 and
 // is now being extended to comply with RFC 8555.
 // See https://tools.ietf.org/html/draft-ietf-acme-acme-02
 // and https://tools.ietf.org/html/rfc8555 for details.
diff --git a/vendor/golang.org/x/crypto/acme/http.go b/vendor/golang.org/x/crypto/acme/http.go
index c51943e7..2b4c1a10 100644
--- a/vendor/golang.org/x/crypto/acme/http.go
+++ b/vendor/golang.org/x/crypto/acme/http.go
@@ -10,6 +10,7 @@ import (
 	"crypto"
 	"crypto/rand"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io/ioutil"
 	"math/big"
@@ -215,6 +216,9 @@ func (c *Client) post(ctx context.Context, key crypto.Signer, url string, body i
 func (c *Client) postNoRetry(ctx context.Context, key crypto.Signer, url string, body interface{}) (*http.Response, *http.Request, error) {
 	kid := noKeyID
 	if key == nil {
+		if c.Key == nil {
+			return nil, nil, errors.New("acme: Client.Key must be populated to make POST requests")
+		}
 		key = c.Key
 		kid = c.accountKID(ctx)
 	}
diff --git a/vendor/golang.org/x/crypto/acme/rfc8555.go b/vendor/golang.org/x/crypto/acme/rfc8555.go
index 073cee58..f9d3011f 100644
--- a/vendor/golang.org/x/crypto/acme/rfc8555.go
+++ b/vendor/golang.org/x/crypto/acme/rfc8555.go
@@ -410,3 +410,29 @@ func isAlreadyRevoked(err error) bool {
 	e, ok := err.(*Error)
 	return ok && e.ProblemType == "urn:ietf:params:acme:error:alreadyRevoked"
 }
+
+// ListCertAlternates retrieves any alternate certificate chain URLs for the
+// given certificate chain URL. These alternate URLs can be passed to FetchCert
+// in order to retrieve the alternate certificate chains.
+//
+// If there are no alternate issuer certificate chains, a nil slice will be
+// returned.
+func (c *Client) ListCertAlternates(ctx context.Context, url string) ([]string, error) {
+	if _, err := c.Discover(ctx); err != nil { // required by c.accountKID
+		return nil, err
+	}
+
+	res, err := c.postAsGet(ctx, url, wantStatus(http.StatusOK))
+	if err != nil {
+		return nil, err
+	}
+	defer res.Body.Close()
+
+	// We don't need the body but we need to discard it so we don't end up
+	// preventing keep-alive
+	if _, err := io.Copy(ioutil.Discard, res.Body); err != nil {
+		return nil, fmt.Errorf("acme: cert alternates response stream: %v", err)
+	}
+	alts := linkHeader(res.Header, "alternate")
+	return alts, nil
+}
diff --git a/vendor/golang.org/x/crypto/acme/types.go b/vendor/golang.org/x/crypto/acme/types.go
index e751bf52..eaae4529 100644
--- a/vendor/golang.org/x/crypto/acme/types.go
+++ b/vendor/golang.org/x/crypto/acme/types.go
@@ -57,6 +57,32 @@ var (
 	ErrNoAccount = errors.New("acme: account does not exist")
 )
 
+// A Subproblem describes an ACME subproblem as reported in an Error.
+type Subproblem struct {
+	// Type is a URI reference that identifies the problem type,
+	// typically in a "urn:acme:error:xxx" form.
+	Type string
+	// Detail is a human-readable explanation specific to this occurrence of the problem.
+	Detail string
+	// Instance indicates a URL that the client should direct a human user to visit
+	// in order for instructions on how to agree to the updated Terms of Service.
+	// In such an event CA sets StatusCode to 403, Type to
+	// "urn:ietf:params:acme:error:userActionRequired", and adds a Link header with relation
+	// "terms-of-service" containing the latest TOS URL.
+	Instance string
+	// Identifier may contain the ACME identifier that the error is for.
+	Identifier *AuthzID
+}
+
+func (sp Subproblem) String() string {
+	str := fmt.Sprintf("%s: ", sp.Type)
+	if sp.Identifier != nil {
+		str += fmt.Sprintf("[%s: %s] ", sp.Identifier.Type, sp.Identifier.Value)
+	}
+	str += sp.Detail
+	return str
+}
+
 // Error is an ACME error, defined in Problem Details for HTTP APIs doc
 // http://tools.ietf.org/html/draft-ietf-appsawg-http-problem.
 type Error struct {
@@ -76,10 +102,21 @@ type Error struct {
 	// Header is the original server error response headers.
 	// It may be nil.
 	Header http.Header
+	// Subproblems may contain more detailed information about the individual problems
+	// that caused the error. This field is only sent by RFC 8555 compatible ACME
+	// servers. Defined in RFC 8555 Section 6.7.1.
+	Subproblems []Subproblem
 }
 
 func (e *Error) Error() string {
-	return fmt.Sprintf("%d %s: %s", e.StatusCode, e.ProblemType, e.Detail)
+	str := fmt.Sprintf("%d %s: %s", e.StatusCode, e.ProblemType, e.Detail)
+	if len(e.Subproblems) > 0 {
+		str += fmt.Sprintf("; subproblems:")
+		for _, sp := range e.Subproblems {
+			str += fmt.Sprintf("\n\t%s", sp)
+		}
+	}
+	return str
 }
 
 // AuthorizationError indicates that an authorization for an identifier
@@ -533,20 +570,23 @@ func (c *wireChallenge) challenge() *Challenge {
 // wireError is a subset of fields of the Problem Details object
 // as described in https://tools.ietf.org/html/rfc7807#section-3.1.
 type wireError struct {
-	Status   int
-	Type     string
-	Detail   string
-	Instance string
+	Status      int
+	Type        string
+	Detail      string
+	Instance    string
+	Subproblems []Subproblem
 }
 
 func (e *wireError) error(h http.Header) *Error {
-	return &Error{
+	err := &Error{
 		StatusCode:  e.Status,
 		ProblemType: e.Type,
 		Detail:      e.Detail,
 		Instance:    e.Instance,
 		Header:      h,
+		Subproblems: e.Subproblems,
 	}
+	return err
 }
 
 // CertOption is an optional argument type for the TLS ChallengeCert methods for
diff --git a/vendor/golang.org/x/net/internal/socket/cmsghdr_linux_32bit.go b/vendor/golang.org/x/net/internal/socket/cmsghdr_linux_32bit.go
index 623cf30f..4936e8a6 100644
--- a/vendor/golang.org/x/net/internal/socket/cmsghdr_linux_32bit.go
+++ b/vendor/golang.org/x/net/internal/socket/cmsghdr_linux_32bit.go
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build (arm || mips || mipsle || 386) && linux
-// +build arm mips mipsle 386
+//go:build (arm || mips || mipsle || 386 || ppc) && linux
+// +build arm mips mipsle 386 ppc
 // +build linux
 
 package socket
diff --git a/vendor/golang.org/x/net/internal/socket/complete_dontwait.go b/vendor/golang.org/x/net/internal/socket/complete_dontwait.go
new file mode 100644
index 00000000..5b1d50ae
--- /dev/null
+++ b/vendor/golang.org/x/net/internal/socket/complete_dontwait.go
@@ -0,0 +1,26 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
+// +build darwin dragonfly freebsd linux netbsd openbsd solaris
+
+package socket
+
+import (
+	"syscall"
+)
+
+// ioComplete checks the flags and result of a syscall, to be used as return
+// value in a syscall.RawConn.Read or Write callback.
+func ioComplete(flags int, operr error) bool {
+	if flags&syscall.MSG_DONTWAIT != 0 {
+		// Caller explicitly said don't wait, so always return immediately.
+		return true
+	}
+	if operr == syscall.EAGAIN || operr == syscall.EWOULDBLOCK {
+		// No data available, block for I/O and try again.
+		return false
+	}
+	return true
+}
diff --git a/vendor/golang.org/x/net/internal/socket/complete_nodontwait.go b/vendor/golang.org/x/net/internal/socket/complete_nodontwait.go
new file mode 100644
index 00000000..be634095
--- /dev/null
+++ b/vendor/golang.org/x/net/internal/socket/complete_nodontwait.go
@@ -0,0 +1,22 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build aix || windows || zos
+// +build aix windows zos
+
+package socket
+
+import (
+	"syscall"
+)
+
+// ioComplete checks the flags and result of a syscall, to be used as return
+// value in a syscall.RawConn.Read or Write callback.
+func ioComplete(flags int, operr error) bool {
+	if operr == syscall.EAGAIN || operr == syscall.EWOULDBLOCK {
+		// No data available, block for I/O and try again.
+		return false
+	}
+	return true
+}
diff --git a/vendor/golang.org/x/net/internal/socket/empty.s b/vendor/golang.org/x/net/internal/socket/empty.s
index bff0231c..90ab4ca3 100644
--- a/vendor/golang.org/x/net/internal/socket/empty.s
+++ b/vendor/golang.org/x/net/internal/socket/empty.s
@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build darwin && go1.12
 // +build darwin,go1.12
 
 // This exists solely so we can linkname in symbols from syscall.
diff --git a/vendor/golang.org/x/net/internal/socket/iovec_32bit.go b/vendor/golang.org/x/net/internal/socket/iovec_32bit.go
index 1f42d034..2b8fbb3f 100644
--- a/vendor/golang.org/x/net/internal/socket/iovec_32bit.go
+++ b/vendor/golang.org/x/net/internal/socket/iovec_32bit.go
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build (arm || mips || mipsle || 386) && (darwin || dragonfly || freebsd || linux || netbsd || openbsd)
-// +build arm mips mipsle 386
+//go:build (arm || mips || mipsle || 386 || ppc) && (darwin || dragonfly || freebsd || linux || netbsd || openbsd)
+// +build arm mips mipsle 386 ppc
 // +build darwin dragonfly freebsd linux netbsd openbsd
 
 package socket
diff --git a/vendor/golang.org/x/net/internal/socket/mmsghdr_unix.go b/vendor/golang.org/x/net/internal/socket/mmsghdr_unix.go
index 5025a0f7..40ebedab 100644
--- a/vendor/golang.org/x/net/internal/socket/mmsghdr_unix.go
+++ b/vendor/golang.org/x/net/internal/socket/mmsghdr_unix.go
@@ -7,25 +7,13 @@
 
 package socket
 
-import "net"
+import (
+	"net"
+	"sync"
+)
 
 type mmsghdrs []mmsghdr
 
-func (hs mmsghdrs) pack(ms []Message, parseFn func([]byte, string) (net.Addr, error), marshalFn func(net.Addr) []byte) error {
-	for i := range hs {
-		vs := make([]iovec, len(ms[i].Buffers))
-		var sa []byte
-		if parseFn != nil {
-			sa = make([]byte, sizeofSockaddrInet6)
-		}
-		if marshalFn != nil {
-			sa = marshalFn(ms[i].Addr)
-		}
-		hs[i].Hdr.pack(vs, ms[i].Buffers, ms[i].OOB, sa)
-	}
-	return nil
-}
-
 func (hs mmsghdrs) unpack(ms []Message, parseFn func([]byte, string) (net.Addr, error), hint string) error {
 	for i := range hs {
 		ms[i].N = int(hs[i].Len)
@@ -41,3 +29,86 @@ func (hs mmsghdrs) unpack(ms []Message, parseFn func([]byte, string) (net.Addr,
 	}
 	return nil
 }
+
+// mmsghdrsPacker packs Message-slices into mmsghdrs (re-)using pre-allocated buffers.
+type mmsghdrsPacker struct {
+	// hs are the pre-allocated mmsghdrs.
+	hs mmsghdrs
+	// sockaddrs is the pre-allocated buffer for the Hdr.Name buffers.
+	// We use one large buffer for all messages and slice it up.
+	sockaddrs []byte
+	// vs are the pre-allocated iovecs.
+	// We allocate one large buffer for all messages and slice it up. This allows to reuse the buffer
+	// if the number of buffers per message is distributed differently between calls.
+	vs []iovec
+}
+
+func (p *mmsghdrsPacker) prepare(ms []Message) {
+	n := len(ms)
+	if n <= cap(p.hs) {
+		p.hs = p.hs[:n]
+	} else {
+		p.hs = make(mmsghdrs, n)
+	}
+	if n*sizeofSockaddrInet6 <= cap(p.sockaddrs) {
+		p.sockaddrs = p.sockaddrs[:n*sizeofSockaddrInet6]
+	} else {
+		p.sockaddrs = make([]byte, n*sizeofSockaddrInet6)
+	}
+
+	nb := 0
+	for _, m := range ms {
+		nb += len(m.Buffers)
+	}
+	if nb <= cap(p.vs) {
+		p.vs = p.vs[:nb]
+	} else {
+		p.vs = make([]iovec, nb)
+	}
+}
+
+func (p *mmsghdrsPacker) pack(ms []Message, parseFn func([]byte, string) (net.Addr, error), marshalFn func(net.Addr, []byte) int) mmsghdrs {
+	p.prepare(ms)
+	hs := p.hs
+	vsRest := p.vs
+	saRest := p.sockaddrs
+	for i := range hs {
+		nvs := len(ms[i].Buffers)
+		vs := vsRest[:nvs]
+		vsRest = vsRest[nvs:]
+
+		var sa []byte
+		if parseFn != nil {
+			sa = saRest[:sizeofSockaddrInet6]
+			saRest = saRest[sizeofSockaddrInet6:]
+		} else if marshalFn != nil {
+			n := marshalFn(ms[i].Addr, saRest)
+			if n > 0 {
+				sa = saRest[:n]
+				saRest = saRest[n:]
+			}
+		}
+		hs[i].Hdr.pack(vs, ms[i].Buffers, ms[i].OOB, sa)
+	}
+	return hs
+}
+
+var defaultMmsghdrsPool = mmsghdrsPool{
+	p: sync.Pool{
+		New: func() interface{} {
+			return new(mmsghdrsPacker)
+		},
+	},
+}
+
+type mmsghdrsPool struct {
+	p sync.Pool
+}
+
+func (p *mmsghdrsPool) Get() *mmsghdrsPacker {
+	return p.p.Get().(*mmsghdrsPacker)
+}
+
+func (p *mmsghdrsPool) Put(packer *mmsghdrsPacker) {
+	p.p.Put(packer)
+}
diff --git a/vendor/golang.org/x/net/internal/socket/msghdr_linux.go b/vendor/golang.org/x/net/internal/socket/msghdr_linux.go
index 5a38798c..c3c7cc4c 100644
--- a/vendor/golang.org/x/net/internal/socket/msghdr_linux.go
+++ b/vendor/golang.org/x/net/internal/socket/msghdr_linux.go
@@ -17,6 +17,9 @@ func (h *msghdr) pack(vs []iovec, bs [][]byte, oob []byte, sa []byte) {
 	if sa != nil {
 		h.Name = (*byte)(unsafe.Pointer(&sa[0]))
 		h.Namelen = uint32(len(sa))
+	} else {
+		h.Name = nil
+		h.Namelen = 0
 	}
 }
 
diff --git a/vendor/golang.org/x/net/internal/socket/msghdr_linux_32bit.go b/vendor/golang.org/x/net/internal/socket/msghdr_linux_32bit.go
index 2e09e266..b4658fba 100644
--- a/vendor/golang.org/x/net/internal/socket/msghdr_linux_32bit.go
+++ b/vendor/golang.org/x/net/internal/socket/msghdr_linux_32bit.go
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build (arm || mips || mipsle || 386) && linux
-// +build arm mips mipsle 386
+//go:build (arm || mips || mipsle || 386 || ppc) && linux
+// +build arm mips mipsle 386 ppc
 // +build linux
 
 package socket
diff --git a/vendor/golang.org/x/net/internal/socket/rawconn.go b/vendor/golang.org/x/net/internal/socket/rawconn.go
index b07b8900..87e81071 100644
--- a/vendor/golang.org/x/net/internal/socket/rawconn.go
+++ b/vendor/golang.org/x/net/internal/socket/rawconn.go
@@ -17,18 +17,45 @@ type Conn struct {
 	c       syscall.RawConn
 }
 
+// tcpConn is an interface implemented by net.TCPConn.
+// It can be used for interface assertions to check if a net.Conn is a TCP connection.
+type tcpConn interface {
+	SyscallConn() (syscall.RawConn, error)
+	SetLinger(int) error
+}
+
+var _ tcpConn = (*net.TCPConn)(nil)
+
+// udpConn is an interface implemented by net.UDPConn.
+// It can be used for interface assertions to check if a net.Conn is a UDP connection.
+type udpConn interface {
+	SyscallConn() (syscall.RawConn, error)
+	ReadMsgUDP(b, oob []byte) (n, oobn, flags int, addr *net.UDPAddr, err error)
+}
+
+var _ udpConn = (*net.UDPConn)(nil)
+
+// ipConn is an interface implemented by net.IPConn.
+// It can be used for interface assertions to check if a net.Conn is an IP connection.
+type ipConn interface {
+	SyscallConn() (syscall.RawConn, error)
+	ReadMsgIP(b, oob []byte) (n, oobn, flags int, addr *net.IPAddr, err error)
+}
+
+var _ ipConn = (*net.IPConn)(nil)
+
 // NewConn returns a new raw connection.
 func NewConn(c net.Conn) (*Conn, error) {
 	var err error
 	var cc Conn
 	switch c := c.(type) {
-	case *net.TCPConn:
+	case tcpConn:
 		cc.network = "tcp"
 		cc.c, err = c.SyscallConn()
-	case *net.UDPConn:
+	case udpConn:
 		cc.network = "udp"
 		cc.c, err = c.SyscallConn()
-	case *net.IPConn:
+	case ipConn:
 		cc.network = "ip"
 		cc.c, err = c.SyscallConn()
 	default:
diff --git a/vendor/golang.org/x/net/internal/socket/rawconn_mmsg.go b/vendor/golang.org/x/net/internal/socket/rawconn_mmsg.go
index 5d90de11..3fcb51b3 100644
--- a/vendor/golang.org/x/net/internal/socket/rawconn_mmsg.go
+++ b/vendor/golang.org/x/net/internal/socket/rawconn_mmsg.go
@@ -10,29 +10,24 @@ package socket
 import (
 	"net"
 	"os"
-	"syscall"
 )
 
 func (c *Conn) recvMsgs(ms []Message, flags int) (int, error) {
 	for i := range ms {
 		ms[i].raceWrite()
 	}
-	hs := make(mmsghdrs, len(ms))
+	packer := defaultMmsghdrsPool.Get()
+	defer defaultMmsghdrsPool.Put(packer)
 	var parseFn func([]byte, string) (net.Addr, error)
 	if c.network != "tcp" {
 		parseFn = parseInetAddr
 	}
-	if err := hs.pack(ms, parseFn, nil); err != nil {
-		return 0, err
-	}
+	hs := packer.pack(ms, parseFn, nil)
 	var operr error
 	var n int
 	fn := func(s uintptr) bool {
 		n, operr = recvmmsg(s, hs, flags)
-		if operr == syscall.EAGAIN {
-			return false
-		}
-		return true
+		return ioComplete(flags, operr)
 	}
 	if err := c.c.Read(fn); err != nil {
 		return n, err
@@ -50,22 +45,18 @@ func (c *Conn) sendMsgs(ms []Message, flags int) (int, error) {
 	for i := range ms {
 		ms[i].raceRead()
 	}
-	hs := make(mmsghdrs, len(ms))
-	var marshalFn func(net.Addr) []byte
+	packer := defaultMmsghdrsPool.Get()
+	defer defaultMmsghdrsPool.Put(packer)
+	var marshalFn func(net.Addr, []byte) int
 	if c.network != "tcp" {
 		marshalFn = marshalInetAddr
 	}
-	if err := hs.pack(ms, nil, marshalFn); err != nil {
-		return 0, err
-	}
+	hs := packer.pack(ms, nil, marshalFn)
 	var operr error
 	var n int
 	fn := func(s uintptr) bool {
 		n, operr = sendmmsg(s, hs, flags)
-		if operr == syscall.EAGAIN {
-			return false
-		}
-		return true
+		return ioComplete(flags, operr)
 	}
 	if err := c.c.Write(fn); err != nil {
 		return n, err
diff --git a/vendor/golang.org/x/net/internal/socket/rawconn_msg.go b/vendor/golang.org/x/net/internal/socket/rawconn_msg.go
index dfed9a8d..ba53f564 100644
--- a/vendor/golang.org/x/net/internal/socket/rawconn_msg.go
+++ b/vendor/golang.org/x/net/internal/socket/rawconn_msg.go
@@ -9,7 +9,6 @@ package socket
 
 import (
 	"os"
-	"syscall"
 )
 
 func (c *Conn) recvMsg(m *Message, flags int) error {
@@ -25,10 +24,7 @@ func (c *Conn) recvMsg(m *Message, flags int) error {
 	var n int
 	fn := func(s uintptr) bool {
 		n, operr = recvmsg(s, &h, flags)
-		if operr == syscall.EAGAIN || operr == syscall.EWOULDBLOCK {
-			return false
-		}
-		return true
+		return ioComplete(flags, operr)
 	}
 	if err := c.c.Read(fn); err != nil {
 		return err
@@ -55,17 +51,16 @@ func (c *Conn) sendMsg(m *Message, flags int) error {
 	vs := make([]iovec, len(m.Buffers))
 	var sa []byte
 	if m.Addr != nil {
-		sa = marshalInetAddr(m.Addr)
+		var a [sizeofSockaddrInet6]byte
+		n := marshalInetAddr(m.Addr, a[:])
+		sa = a[:n]
 	}
 	h.pack(vs, m.Buffers, m.OOB, sa)
 	var operr error
 	var n int
 	fn := func(s uintptr) bool {
 		n, operr = sendmsg(s, &h, flags)
-		if operr == syscall.EAGAIN || operr == syscall.EWOULDBLOCK {
-			return false
-		}
-		return true
+		return ioComplete(flags, operr)
 	}
 	if err := c.c.Write(fn); err != nil {
 		return err
diff --git a/vendor/golang.org/x/net/internal/socket/sys_const_unix.go b/vendor/golang.org/x/net/internal/socket/sys_const_unix.go
index f077b2f1..5d99f237 100644
--- a/vendor/golang.org/x/net/internal/socket/sys_const_unix.go
+++ b/vendor/golang.org/x/net/internal/socket/sys_const_unix.go
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
+//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos
+// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
 
 package socket
 
@@ -15,4 +15,7 @@ const (
 	sysAF_INET6  = unix.AF_INET6
 
 	sysSOCK_RAW = unix.SOCK_RAW
+
+	sizeofSockaddrInet4 = unix.SizeofSockaddrInet4
+	sizeofSockaddrInet6 = unix.SizeofSockaddrInet6
 )
diff --git a/vendor/golang.org/x/net/internal/socket/sys_const_zos.go b/vendor/golang.org/x/net/internal/socket/sys_const_zos.go
deleted file mode 100644
index 30486295..00000000
--- a/vendor/golang.org/x/net/internal/socket/sys_const_zos.go
+++ /dev/null
@@ -1,18 +0,0 @@
-// Copyright 2020 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-//go:build zos
-// +build zos
-
-package socket
-
-import "syscall"
-
-const (
-	sysAF_UNSPEC = syscall.AF_UNSPEC
-	sysAF_INET   = syscall.AF_INET
-	sysAF_INET6  = syscall.AF_INET6
-
-	sysSOCK_RAW = syscall.SOCK_RAW
-)
diff --git a/vendor/golang.org/x/net/internal/socket/sys_linux_ppc.go b/vendor/golang.org/x/net/internal/socket/sys_linux_ppc.go
new file mode 100644
index 00000000..90cfaa9f
--- /dev/null
+++ b/vendor/golang.org/x/net/internal/socket/sys_linux_ppc.go
@@ -0,0 +1,10 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package socket
+
+const (
+	sysRECVMMSG = 0x157
+	sysSENDMMSG = 0x15d
+)
diff --git a/vendor/golang.org/x/net/internal/socket/sys_posix.go b/vendor/golang.org/x/net/internal/socket/sys_posix.go
index 25ded217..42b8f234 100644
--- a/vendor/golang.org/x/net/internal/socket/sys_posix.go
+++ b/vendor/golang.org/x/net/internal/socket/sys_posix.go
@@ -17,35 +17,36 @@ import (
 	"time"
 )
 
-func marshalInetAddr(a net.Addr) []byte {
+// marshalInetAddr writes a in sockaddr format into the buffer b.
+// The buffer must be sufficiently large (sizeofSockaddrInet4/6).
+// Returns the number of bytes written.
+func marshalInetAddr(a net.Addr, b []byte) int {
 	switch a := a.(type) {
 	case *net.TCPAddr:
-		return marshalSockaddr(a.IP, a.Port, a.Zone)
+		return marshalSockaddr(a.IP, a.Port, a.Zone, b)
 	case *net.UDPAddr:
-		return marshalSockaddr(a.IP, a.Port, a.Zone)
+		return marshalSockaddr(a.IP, a.Port, a.Zone, b)
 	case *net.IPAddr:
-		return marshalSockaddr(a.IP, 0, a.Zone)
+		return marshalSockaddr(a.IP, 0, a.Zone, b)
 	default:
-		return nil
+		return 0
 	}
 }
 
-func marshalSockaddr(ip net.IP, port int, zone string) []byte {
+func marshalSockaddr(ip net.IP, port int, zone string, b []byte) int {
 	if ip4 := ip.To4(); ip4 != nil {
-		b := make([]byte, sizeofSockaddrInet)
 		switch runtime.GOOS {
 		case "android", "illumos", "linux", "solaris", "windows":
 			NativeEndian.PutUint16(b[:2], uint16(sysAF_INET))
 		default:
-			b[0] = sizeofSockaddrInet
+			b[0] = sizeofSockaddrInet4
 			b[1] = sysAF_INET
 		}
 		binary.BigEndian.PutUint16(b[2:4], uint16(port))
 		copy(b[4:8], ip4)
-		return b
+		return sizeofSockaddrInet4
 	}
 	if ip6 := ip.To16(); ip6 != nil && ip.To4() == nil {
-		b := make([]byte, sizeofSockaddrInet6)
 		switch runtime.GOOS {
 		case "android", "illumos", "linux", "solaris", "windows":
 			NativeEndian.PutUint16(b[:2], uint16(sysAF_INET6))
@@ -58,9 +59,9 @@ func marshalSockaddr(ip net.IP, port int, zone string) []byte {
 		if zone != "" {
 			NativeEndian.PutUint32(b[24:28], uint32(zoneCache.index(zone)))
 		}
-		return b
+		return sizeofSockaddrInet6
 	}
-	return nil
+	return 0
 }
 
 func parseInetAddr(b []byte, network string) (net.Addr, error) {
@@ -77,7 +78,7 @@ func parseInetAddr(b []byte, network string) (net.Addr, error) {
 	var ip net.IP
 	var zone string
 	if af == sysAF_INET {
-		if len(b) < sizeofSockaddrInet {
+		if len(b) < sizeofSockaddrInet4 {
 			return nil, errors.New("short address")
 		}
 		ip = make(net.IP, net.IPv4len)
diff --git a/vendor/golang.org/x/net/internal/socket/sys_stub.go b/vendor/golang.org/x/net/internal/socket/sys_stub.go
index dc7bb389..381e45e1 100644
--- a/vendor/golang.org/x/net/internal/socket/sys_stub.go
+++ b/vendor/golang.org/x/net/internal/socket/sys_stub.go
@@ -15,6 +15,9 @@ const (
 	sysAF_INET6  = 0xa
 
 	sysSOCK_RAW = 0x3
+
+	sizeofSockaddrInet4 = 0x10
+	sizeofSockaddrInet6 = 0x1c
 )
 
 func marshalInetAddr(ip net.IP, port int, zone string) []byte {
diff --git a/vendor/golang.org/x/net/internal/socket/sys_windows.go b/vendor/golang.org/x/net/internal/socket/sys_windows.go
index d556a446..2de0d68c 100644
--- a/vendor/golang.org/x/net/internal/socket/sys_windows.go
+++ b/vendor/golang.org/x/net/internal/socket/sys_windows.go
@@ -22,25 +22,8 @@ const (
 	sysAF_INET6  = windows.AF_INET6
 
 	sysSOCK_RAW = windows.SOCK_RAW
-)
-
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]uint8
-}
 
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
-const (
-	sizeofSockaddrInet  = 0x10
+	sizeofSockaddrInet4 = 0x10
 	sizeofSockaddrInet6 = 0x1c
 )
 
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_aix_ppc64.go b/vendor/golang.org/x/net/internal/socket/zsys_aix_ppc64.go
index 79f3bdd5..00691bd5 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_aix_ppc64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_aix_ppc64.go
@@ -34,27 +34,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_darwin_386.go b/vendor/golang.org/x/net/internal/socket/zsys_darwin_386.go
index 150f980f..5acf6db6 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_darwin_386.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_darwin_386.go
@@ -24,27 +24,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_darwin_amd64.go b/vendor/golang.org/x/net/internal/socket/zsys_darwin_amd64.go
index a686c952..98dcfe41 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_darwin_amd64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_darwin_amd64.go
@@ -26,27 +26,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_darwin_arm.go b/vendor/golang.org/x/net/internal/socket/zsys_darwin_arm.go
index 150f980f..5acf6db6 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_darwin_arm.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_darwin_arm.go
@@ -24,27 +24,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_darwin_arm64.go b/vendor/golang.org/x/net/internal/socket/zsys_darwin_arm64.go
index a686c952..98dcfe41 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_darwin_arm64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_darwin_arm64.go
@@ -26,27 +26,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_dragonfly_amd64.go b/vendor/golang.org/x/net/internal/socket/zsys_dragonfly_amd64.go
index d45c197e..636d129a 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_dragonfly_amd64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_dragonfly_amd64.go
@@ -26,27 +26,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_freebsd_386.go b/vendor/golang.org/x/net/internal/socket/zsys_freebsd_386.go
index ffec860e..87707fed 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_freebsd_386.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_freebsd_386.go
@@ -24,27 +24,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_freebsd_amd64.go b/vendor/golang.org/x/net/internal/socket/zsys_freebsd_amd64.go
index aa701ab6..7db77811 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_freebsd_amd64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_freebsd_amd64.go
@@ -26,27 +26,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_freebsd_arm.go b/vendor/golang.org/x/net/internal/socket/zsys_freebsd_arm.go
index ffec860e..87707fed 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_freebsd_arm.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_freebsd_arm.go
@@ -24,27 +24,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_freebsd_arm64.go b/vendor/golang.org/x/net/internal/socket/zsys_freebsd_arm64.go
index aa701ab6..7db77811 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_freebsd_arm64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_freebsd_arm64.go
@@ -26,27 +26,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_386.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_386.go
index 0c847bee..4c19269b 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_386.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_386.go
@@ -29,25 +29,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_amd64.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_amd64.go
index 15e2aeca..3dcd5c8e 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_amd64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_amd64.go
@@ -32,25 +32,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x38
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_arm.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_arm.go
index 0c847bee..4c19269b 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_arm.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_arm.go
@@ -29,25 +29,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_arm64.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_arm64.go
index 15e2aeca..3dcd5c8e 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_arm64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_arm64.go
@@ -32,25 +32,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x38
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_mips.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_mips.go
index 0c847bee..4c19269b 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_mips.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_mips.go
@@ -29,25 +29,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_mips64.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_mips64.go
index 15e2aeca..3dcd5c8e 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_mips64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_mips64.go
@@ -32,25 +32,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x38
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_mips64le.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_mips64le.go
index 15e2aeca..3dcd5c8e 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_mips64le.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_mips64le.go
@@ -32,25 +32,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x38
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_mipsle.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_mipsle.go
index 0c847bee..4c19269b 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_mipsle.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_mipsle.go
@@ -29,25 +29,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_ppc.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_ppc.go
new file mode 100644
index 00000000..59b71da5
--- /dev/null
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_ppc.go
@@ -0,0 +1,35 @@
+// Code generated by cmd/cgo -godefs; DO NOT EDIT.
+// cgo -godefs defs_linux.go
+
+package socket
+
+type iovec struct {
+	Base	*byte
+	Len	uint32
+}
+
+type msghdr struct {
+	Name		*byte
+	Namelen		uint32
+	Iov		*iovec
+	Iovlen		uint32
+	Control		*byte
+	Controllen	uint32
+	Flags		int32
+}
+
+type mmsghdr struct {
+	Hdr	msghdr
+	Len	uint32
+}
+
+type cmsghdr struct {
+	Len	uint32
+	Level	int32
+	Type	int32
+}
+
+const (
+	sizeofIovec	= 0x8
+	sizeofMsghdr	= 0x1c
+)
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_ppc64.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_ppc64.go
index 15e2aeca..3dcd5c8e 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_ppc64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_ppc64.go
@@ -32,25 +32,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x38
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_ppc64le.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_ppc64le.go
index 15e2aeca..3dcd5c8e 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_ppc64le.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_ppc64le.go
@@ -32,25 +32,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x38
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_riscv64.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_riscv64.go
index 12ec2e42..c066272d 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_riscv64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_riscv64.go
@@ -34,25 +34,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x38
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_linux_s390x.go b/vendor/golang.org/x/net/internal/socket/zsys_linux_s390x.go
index 15e2aeca..3dcd5c8e 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_linux_s390x.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_linux_s390x.go
@@ -32,25 +32,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	X__pad [8]uint8
-}
-
-type sockaddrInet6 struct {
-	Family   uint16
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x38
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_netbsd_386.go b/vendor/golang.org/x/net/internal/socket/zsys_netbsd_386.go
index 6b72d24d..f95572dc 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_netbsd_386.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_netbsd_386.go
@@ -29,27 +29,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_netbsd_amd64.go b/vendor/golang.org/x/net/internal/socket/zsys_netbsd_amd64.go
index 9aaa4ab1..a92fd60e 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_netbsd_amd64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_netbsd_amd64.go
@@ -32,27 +32,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_netbsd_arm.go b/vendor/golang.org/x/net/internal/socket/zsys_netbsd_arm.go
index 6b72d24d..f95572dc 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_netbsd_arm.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_netbsd_arm.go
@@ -29,27 +29,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_netbsd_arm64.go b/vendor/golang.org/x/net/internal/socket/zsys_netbsd_arm64.go
index 9aaa4ab1..a92fd60e 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_netbsd_arm64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_netbsd_arm64.go
@@ -32,27 +32,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_openbsd_386.go b/vendor/golang.org/x/net/internal/socket/zsys_openbsd_386.go
index 3ec8d42f..e792ec21 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_openbsd_386.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_openbsd_386.go
@@ -24,27 +24,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_openbsd_amd64.go b/vendor/golang.org/x/net/internal/socket/zsys_openbsd_amd64.go
index ea0ee008..b68ff2d5 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_openbsd_amd64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_openbsd_amd64.go
@@ -26,27 +26,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_openbsd_arm.go b/vendor/golang.org/x/net/internal/socket/zsys_openbsd_arm.go
index 3ec8d42f..e792ec21 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_openbsd_arm.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_openbsd_arm.go
@@ -24,27 +24,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x8
 	sizeofMsghdr = 0x1c
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_openbsd_arm64.go b/vendor/golang.org/x/net/internal/socket/zsys_openbsd_arm64.go
index ea0ee008..b68ff2d5 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_openbsd_arm64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_openbsd_arm64.go
@@ -26,27 +26,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_openbsd_mips64.go b/vendor/golang.org/x/net/internal/socket/zsys_openbsd_mips64.go
index 01128324..3c9576e2 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_openbsd_mips64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_openbsd_mips64.go
@@ -24,27 +24,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Len    uint8
-	Family uint8
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Len      uint8
-	Family   uint8
-	Port     uint16
-	Flowinfo uint32
-	Addr     [16]byte /* in6_addr */
-	Scope_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x1c
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_solaris_amd64.go b/vendor/golang.org/x/net/internal/socket/zsys_solaris_amd64.go
index 48b2b591..359cfec4 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_solaris_amd64.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_solaris_amd64.go
@@ -26,26 +26,7 @@ type cmsghdr struct {
 	Type  int32
 }
 
-type sockaddrInet struct {
-	Family uint16
-	Port   uint16
-	Addr   [4]byte /* in_addr */
-	Zero   [8]int8
-}
-
-type sockaddrInet6 struct {
-	Family         uint16
-	Port           uint16
-	Flowinfo       uint32
-	Addr           [16]byte /* in6_addr */
-	Scope_id       uint32
-	X__sin6_src_id uint32
-}
-
 const (
 	sizeofIovec  = 0x10
 	sizeofMsghdr = 0x30
-
-	sizeofSockaddrInet  = 0x10
-	sizeofSockaddrInet6 = 0x20
 )
diff --git a/vendor/golang.org/x/net/internal/socket/zsys_zos_s390x.go b/vendor/golang.org/x/net/internal/socket/zsys_zos_s390x.go
index 514ca375..49b62c85 100644
--- a/vendor/golang.org/x/net/internal/socket/zsys_zos_s390x.go
+++ b/vendor/golang.org/x/net/internal/socket/zsys_zos_s390x.go
@@ -25,8 +25,4 @@ type cmsghdr struct {
 	Type  int32
 }
 
-const (
-	sizeofCmsghdr       = 12
-	sizeofSockaddrInet  = 16
-	sizeofSockaddrInet6 = 28
-)
+const sizeofCmsghdr = 12
diff --git a/vendor/golang.org/x/net/ipv4/control_bsd.go b/vendor/golang.org/x/net/ipv4/control_bsd.go
index 6fef740f..b7385dfd 100644
--- a/vendor/golang.org/x/net/ipv4/control_bsd.go
+++ b/vendor/golang.org/x/net/ipv4/control_bsd.go
@@ -14,11 +14,13 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 func marshalDst(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIP, sysIP_RECVDSTADDR, net.IPv4len)
+	m.MarshalHeader(iana.ProtocolIP, unix.IP_RECVDSTADDR, net.IPv4len)
 	return m.Next(net.IPv4len)
 }
 
@@ -31,7 +33,7 @@ func parseDst(cm *ControlMessage, b []byte) {
 
 func marshalInterface(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIP, sysIP_RECVIF, syscall.SizeofSockaddrDatalink)
+	m.MarshalHeader(iana.ProtocolIP, sockoptReceiveInterface, syscall.SizeofSockaddrDatalink)
 	return m.Next(syscall.SizeofSockaddrDatalink)
 }
 
diff --git a/vendor/golang.org/x/net/ipv4/control_pktinfo.go b/vendor/golang.org/x/net/ipv4/control_pktinfo.go
index b0a8dbe4..0e748dbd 100644
--- a/vendor/golang.org/x/net/ipv4/control_pktinfo.go
+++ b/vendor/golang.org/x/net/ipv4/control_pktinfo.go
@@ -13,11 +13,13 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 func marshalPacketInfo(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIP, sysIP_PKTINFO, sizeofInetPktinfo)
+	m.MarshalHeader(iana.ProtocolIP, unix.IP_PKTINFO, sizeofInetPktinfo)
 	if cm != nil {
 		pi := (*inetPktinfo)(unsafe.Pointer(&m.Data(sizeofInetPktinfo)[0]))
 		if ip := cm.Src.To4(); ip != nil {
diff --git a/vendor/golang.org/x/net/ipv4/control_unix.go b/vendor/golang.org/x/net/ipv4/control_unix.go
index edce30f1..2413e02f 100644
--- a/vendor/golang.org/x/net/ipv4/control_unix.go
+++ b/vendor/golang.org/x/net/ipv4/control_unix.go
@@ -12,6 +12,8 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 func setControlMessage(c *socket.Conn, opt *rawOpt, cf ControlFlags, on bool) error {
@@ -65,7 +67,7 @@ func setControlMessage(c *socket.Conn, opt *rawOpt, cf ControlFlags, on bool) er
 
 func marshalTTL(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIP, sysIP_RECVTTL, 1)
+	m.MarshalHeader(iana.ProtocolIP, unix.IP_RECVTTL, 1)
 	return m.Next(1)
 }
 
diff --git a/vendor/golang.org/x/net/ipv4/control_zos.go b/vendor/golang.org/x/net/ipv4/control_zos.go
index 04420003..de11c42e 100644
--- a/vendor/golang.org/x/net/ipv4/control_zos.go
+++ b/vendor/golang.org/x/net/ipv4/control_zos.go
@@ -10,11 +10,13 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 func marshalPacketInfo(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIP, sysIP_PKTINFO, sizeofInetPktinfo)
+	m.MarshalHeader(iana.ProtocolIP, unix.IP_PKTINFO, sizeofInetPktinfo)
 	if cm != nil {
 		pi := (*inetPktinfo)(unsafe.Pointer(&m.Data(sizeofInetPktinfo)[0]))
 		if ip := cm.Src.To4(); ip != nil {
diff --git a/vendor/golang.org/x/net/ipv4/sys_aix.go b/vendor/golang.org/x/net/ipv4/sys_aix.go
index b0b69d9c..02730cdf 100644
--- a/vendor/golang.org/x/net/ipv4/sys_aix.go
+++ b/vendor/golang.org/x/net/ipv4/sys_aix.go
@@ -14,26 +14,31 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
+// IP_RECVIF is defined on AIX but doesn't work. IP_RECVINTERFACE must be used instead.
+const sockoptReceiveInterface = unix.IP_RECVINTERFACE
+
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTTL:       {sysIP_RECVTTL, 1, marshalTTL, parseTTL},
-		ctlDst:       {sysIP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
-		ctlInterface: {sysIP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
+		ctlTTL:       {unix.IP_RECVTTL, 1, marshalTTL, parseTTL},
+		ctlDst:       {unix.IP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
+		ctlInterface: {unix.IP_RECVINTERFACE, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TOS, Len: 4}},
-		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TTL, Len: 4}},
-		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 1}},
-		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: 4}},
-		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 1}},
-		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVTTL, Len: 4}},
-		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVDSTADDR, Len: 4}},
-		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVIF, Len: 4}},
-		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_HDRINCL, Len: 4}},
-		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
-		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
+		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}},
+		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}},
+		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}},
+		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: 4}},
+		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 1}},
+		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}},
+		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVDSTADDR, Len: 4}},
+		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVINTERFACE, Len: 4}},
+		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}},
+		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
+		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
 	}
 )
diff --git a/vendor/golang.org/x/net/ipv4/sys_asmreqn.go b/vendor/golang.org/x/net/ipv4/sys_asmreqn.go
index fbfe4af6..54eb9901 100644
--- a/vendor/golang.org/x/net/ipv4/sys_asmreqn.go
+++ b/vendor/golang.org/x/net/ipv4/sys_asmreqn.go
@@ -12,6 +12,8 @@ import (
 	"unsafe"
 
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 func (so *sockOpt) getIPMreqn(c *socket.Conn) (*net.Interface, error) {
@@ -19,7 +21,7 @@ func (so *sockOpt) getIPMreqn(c *socket.Conn) (*net.Interface, error) {
 	if _, err := so.Get(c, b); err != nil {
 		return nil, err
 	}
-	mreqn := (*ipMreqn)(unsafe.Pointer(&b[0]))
+	mreqn := (*unix.IPMreqn)(unsafe.Pointer(&b[0]))
 	if mreqn.Ifindex == 0 {
 		return nil, nil
 	}
@@ -31,13 +33,13 @@ func (so *sockOpt) getIPMreqn(c *socket.Conn) (*net.Interface, error) {
 }
 
 func (so *sockOpt) setIPMreqn(c *socket.Conn, ifi *net.Interface, grp net.IP) error {
-	var mreqn ipMreqn
+	var mreqn unix.IPMreqn
 	if ifi != nil {
 		mreqn.Ifindex = int32(ifi.Index)
 	}
 	if grp != nil {
 		mreqn.Multiaddr = [4]byte{grp[0], grp[1], grp[2], grp[3]}
 	}
-	b := (*[sizeofIPMreqn]byte)(unsafe.Pointer(&mreqn))[:sizeofIPMreqn]
+	b := (*[unix.SizeofIPMreqn]byte)(unsafe.Pointer(&mreqn))[:unix.SizeofIPMreqn]
 	return so.Set(c, b)
 }
diff --git a/vendor/golang.org/x/net/ipv4/sys_bsd.go b/vendor/golang.org/x/net/ipv4/sys_bsd.go
index 8074f989..e191b2f1 100644
--- a/vendor/golang.org/x/net/ipv4/sys_bsd.go
+++ b/vendor/golang.org/x/net/ipv4/sys_bsd.go
@@ -13,26 +13,30 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
+const sockoptReceiveInterface = unix.IP_RECVIF
+
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTTL:       {sysIP_RECVTTL, 1, marshalTTL, parseTTL},
-		ctlDst:       {sysIP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
-		ctlInterface: {sysIP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
+		ctlTTL:       {unix.IP_RECVTTL, 1, marshalTTL, parseTTL},
+		ctlDst:       {unix.IP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
+		ctlInterface: {unix.IP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TOS, Len: 4}},
-		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TTL, Len: 4}},
-		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 1}},
-		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: 4}},
-		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 1}},
-		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVTTL, Len: 4}},
-		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVDSTADDR, Len: 4}},
-		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVIF, Len: 4}},
-		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_HDRINCL, Len: 4}},
-		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
-		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
+		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}},
+		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}},
+		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}},
+		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: 4}},
+		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 1}},
+		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}},
+		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVDSTADDR, Len: 4}},
+		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVIF, Len: 4}},
+		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}},
+		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
+		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
 	}
 )
diff --git a/vendor/golang.org/x/net/ipv4/sys_darwin.go b/vendor/golang.org/x/net/ipv4/sys_darwin.go
index ac213c73..cac6f3ca 100644
--- a/vendor/golang.org/x/net/ipv4/sys_darwin.go
+++ b/vendor/golang.org/x/net/ipv4/sys_darwin.go
@@ -11,34 +11,38 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
+const sockoptReceiveInterface = unix.IP_RECVIF
+
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTTL:        {sysIP_RECVTTL, 1, marshalTTL, parseTTL},
-		ctlDst:        {sysIP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
-		ctlInterface:  {sysIP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
-		ctlPacketInfo: {sysIP_PKTINFO, sizeofInetPktinfo, marshalPacketInfo, parsePacketInfo},
+		ctlTTL:        {unix.IP_RECVTTL, 1, marshalTTL, parseTTL},
+		ctlDst:        {unix.IP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
+		ctlInterface:  {unix.IP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
+		ctlPacketInfo: {unix.IP_PKTINFO, sizeofInetPktinfo, marshalPacketInfo, parsePacketInfo},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TOS, Len: 4}},
-		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TTL, Len: 4}},
-		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 1}},
-		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: sizeofIPMreqn}, typ: ssoTypeIPMreqn},
-		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 4}},
-		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVTTL, Len: 4}},
-		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVDSTADDR, Len: 4}},
-		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVIF, Len: 4}},
-		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_HDRINCL, Len: 4}},
-		ssoStripHeader:        {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_STRIPHDR, Len: 4}},
-		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoJoinSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoLeaveSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoBlockSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoPacketInfo:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVPKTINFO, Len: 4}},
+		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}},
+		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}},
+		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}},
+		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: unix.SizeofIPMreqn}, typ: ssoTypeIPMreqn},
+		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 4}},
+		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}},
+		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVDSTADDR, Len: 4}},
+		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVIF, Len: 4}},
+		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}},
+		ssoStripHeader:        {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_STRIPHDR, Len: 4}},
+		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoJoinSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoLeaveSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoBlockSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoPacketInfo:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVPKTINFO, Len: 4}},
 	}
 )
 
diff --git a/vendor/golang.org/x/net/ipv4/sys_dragonfly.go b/vendor/golang.org/x/net/ipv4/sys_dragonfly.go
index 859764f3..0620d0e1 100644
--- a/vendor/golang.org/x/net/ipv4/sys_dragonfly.go
+++ b/vendor/golang.org/x/net/ipv4/sys_dragonfly.go
@@ -10,26 +10,30 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
+const sockoptReceiveInterface = unix.IP_RECVIF
+
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTTL:       {sysIP_RECVTTL, 1, marshalTTL, parseTTL},
-		ctlDst:       {sysIP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
-		ctlInterface: {sysIP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
+		ctlTTL:       {unix.IP_RECVTTL, 1, marshalTTL, parseTTL},
+		ctlDst:       {unix.IP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
+		ctlInterface: {unix.IP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TOS, Len: 4}},
-		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TTL, Len: 4}},
-		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 1}},
-		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: 4}},
-		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 4}},
-		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVTTL, Len: 4}},
-		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVDSTADDR, Len: 4}},
-		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVIF, Len: 4}},
-		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_HDRINCL, Len: 4}},
-		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
-		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
+		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}},
+		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}},
+		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}},
+		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: 4}},
+		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 4}},
+		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}},
+		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVDSTADDR, Len: 4}},
+		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVIF, Len: 4}},
+		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}},
+		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
+		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
 	}
 )
diff --git a/vendor/golang.org/x/net/ipv4/sys_freebsd.go b/vendor/golang.org/x/net/ipv4/sys_freebsd.go
index 482873d9..89612287 100644
--- a/vendor/golang.org/x/net/ipv4/sys_freebsd.go
+++ b/vendor/golang.org/x/net/ipv4/sys_freebsd.go
@@ -13,38 +13,42 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
+const sockoptReceiveInterface = unix.IP_RECVIF
+
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTTL:       {sysIP_RECVTTL, 1, marshalTTL, parseTTL},
-		ctlDst:       {sysIP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
-		ctlInterface: {sysIP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
+		ctlTTL:       {unix.IP_RECVTTL, 1, marshalTTL, parseTTL},
+		ctlDst:       {unix.IP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
+		ctlInterface: {unix.IP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TOS, Len: 4}},
-		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TTL, Len: 4}},
-		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 1}},
-		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: 4}},
-		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 4}},
-		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVTTL, Len: 4}},
-		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVDSTADDR, Len: 4}},
-		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVIF, Len: 4}},
-		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_HDRINCL, Len: 4}},
-		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoJoinSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoLeaveSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoBlockSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}},
+		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}},
+		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}},
+		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: 4}},
+		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 4}},
+		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}},
+		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVDSTADDR, Len: 4}},
+		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVIF, Len: 4}},
+		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}},
+		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoJoinSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoLeaveSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoBlockSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
 	}
 )
 
 func init() {
 	freebsdVersion, _ = syscall.SysctlUint32("kern.osreldate")
 	if freebsdVersion >= 1000000 {
-		sockOpts[ssoMulticastInterface] = &sockOpt{Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: sizeofIPMreqn}, typ: ssoTypeIPMreqn}
+		sockOpts[ssoMulticastInterface] = &sockOpt{Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: unix.SizeofIPMreqn}, typ: ssoTypeIPMreqn}
 	}
 	if runtime.GOOS == "freebsd" && runtime.GOARCH == "386" {
 		archs, _ := syscall.Sysctl("kern.supported_archs")
diff --git a/vendor/golang.org/x/net/ipv4/sys_linux.go b/vendor/golang.org/x/net/ipv4/sys_linux.go
index cf755c7f..4588a5f3 100644
--- a/vendor/golang.org/x/net/ipv4/sys_linux.go
+++ b/vendor/golang.org/x/net/ipv4/sys_linux.go
@@ -11,31 +11,32 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
 	"golang.org/x/sys/unix"
 )
 
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTTL:        {sysIP_TTL, 1, marshalTTL, parseTTL},
-		ctlPacketInfo: {sysIP_PKTINFO, sizeofInetPktinfo, marshalPacketInfo, parsePacketInfo},
+		ctlTTL:        {unix.IP_TTL, 1, marshalTTL, parseTTL},
+		ctlPacketInfo: {unix.IP_PKTINFO, sizeofInetPktinfo, marshalPacketInfo, parsePacketInfo},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TOS, Len: 4}},
-		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TTL, Len: 4}},
-		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 4}},
-		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: sizeofIPMreqn}, typ: ssoTypeIPMreqn},
-		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 4}},
-		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVTTL, Len: 4}},
-		ssoPacketInfo:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_PKTINFO, Len: 4}},
-		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_HDRINCL, Len: 4}},
-		ssoICMPFilter:         {Option: socket.Option{Level: iana.ProtocolReserved, Name: sysICMP_FILTER, Len: sizeofICMPFilter}},
-		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoJoinSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoLeaveSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoBlockSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}},
+		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}},
+		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 4}},
+		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: unix.SizeofIPMreqn}, typ: ssoTypeIPMreqn},
+		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 4}},
+		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}},
+		ssoPacketInfo:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_PKTINFO, Len: 4}},
+		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}},
+		ssoICMPFilter:         {Option: socket.Option{Level: iana.ProtocolReserved, Name: unix.ICMP_FILTER, Len: sizeofICMPFilter}},
+		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoJoinSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoLeaveSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoBlockSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
 		ssoAttachFilter:       {Option: socket.Option{Level: unix.SOL_SOCKET, Name: unix.SO_ATTACH_FILTER, Len: unix.SizeofSockFprog}},
 	}
 )
diff --git a/vendor/golang.org/x/net/ipv4/sys_solaris.go b/vendor/golang.org/x/net/ipv4/sys_solaris.go
index 832fef1e..0bb9f3e3 100644
--- a/vendor/golang.org/x/net/ipv4/sys_solaris.go
+++ b/vendor/golang.org/x/net/ipv4/sys_solaris.go
@@ -11,29 +11,33 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
+const sockoptReceiveInterface = unix.IP_RECVIF
+
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTTL:        {sysIP_RECVTTL, 4, marshalTTL, parseTTL},
-		ctlPacketInfo: {sysIP_PKTINFO, sizeofInetPktinfo, marshalPacketInfo, parsePacketInfo},
+		ctlTTL:        {unix.IP_RECVTTL, 4, marshalTTL, parseTTL},
+		ctlPacketInfo: {unix.IP_PKTINFO, sizeofInetPktinfo, marshalPacketInfo, parsePacketInfo},
 	}
 
 	sockOpts = map[int]sockOpt{
-		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TOS, Len: 4}},
-		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TTL, Len: 4}},
-		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 1}},
-		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: 4}},
-		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 1}},
-		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVTTL, Len: 4}},
-		ssoPacketInfo:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVPKTINFO, Len: 4}},
-		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_HDRINCL, Len: 4}},
-		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoJoinSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoLeaveSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoBlockSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}},
+		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}},
+		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}},
+		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: 4}},
+		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 1}},
+		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}},
+		ssoPacketInfo:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVPKTINFO, Len: 4}},
+		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}},
+		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoJoinSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoLeaveSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoBlockSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
 	}
 )
 
diff --git a/vendor/golang.org/x/net/ipv4/sys_windows.go b/vendor/golang.org/x/net/ipv4/sys_windows.go
index b0913d53..c5e95063 100644
--- a/vendor/golang.org/x/net/ipv4/sys_windows.go
+++ b/vendor/golang.org/x/net/ipv4/sys_windows.go
@@ -7,34 +7,15 @@ package ipv4
 import (
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/windows"
 )
 
 const (
-	// See ws2tcpip.h.
-	sysIP_OPTIONS                = 0x1
-	sysIP_HDRINCL                = 0x2
-	sysIP_TOS                    = 0x3
-	sysIP_TTL                    = 0x4
-	sysIP_MULTICAST_IF           = 0x9
-	sysIP_MULTICAST_TTL          = 0xa
-	sysIP_MULTICAST_LOOP         = 0xb
-	sysIP_ADD_MEMBERSHIP         = 0xc
-	sysIP_DROP_MEMBERSHIP        = 0xd
-	sysIP_DONTFRAGMENT           = 0xe
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0xf
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x10
-	sysIP_PKTINFO                = 0x13
-
-	sizeofInetPktinfo  = 0x8
 	sizeofIPMreq       = 0x8
 	sizeofIPMreqSource = 0xc
 )
 
-type inetPktinfo struct {
-	Addr    [4]byte
-	Ifindex int32
-}
-
 type ipMreq struct {
 	Multiaddr [4]byte
 	Interface [4]byte
@@ -51,17 +32,13 @@ var (
 	ctlOpts = [ctlMax]ctlOpt{}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TOS, Len: 4}},
-		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TTL, Len: 4}},
-		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 4}},
-		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: 4}},
-		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 4}},
-		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_HDRINCL, Len: 4}},
-		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
-		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
+		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: windows.IP_TOS, Len: 4}},
+		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: windows.IP_TTL, Len: 4}},
+		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: windows.IP_MULTICAST_TTL, Len: 4}},
+		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: windows.IP_MULTICAST_IF, Len: 4}},
+		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: windows.IP_MULTICAST_LOOP, Len: 4}},
+		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: windows.IP_HDRINCL, Len: 4}},
+		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: windows.IP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
+		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: windows.IP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
 	}
 )
-
-func (pi *inetPktinfo) setIfindex(i int) {
-	pi.Ifindex = int32(i)
-}
diff --git a/vendor/golang.org/x/net/ipv4/sys_zos.go b/vendor/golang.org/x/net/ipv4/sys_zos.go
index 7426606c..be206409 100644
--- a/vendor/golang.org/x/net/ipv4/sys_zos.go
+++ b/vendor/golang.org/x/net/ipv4/sys_zos.go
@@ -11,24 +11,26 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlPacketInfo: {sysIP_PKTINFO, sizeofInetPktinfo, marshalPacketInfo, parsePacketInfo},
+		ctlPacketInfo: {unix.IP_PKTINFO, sizeofInetPktinfo, marshalPacketInfo, parsePacketInfo},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 1}},
-		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: 4}},
-		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 1}},
-		ssoPacketInfo:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVPKTINFO, Len: 4}},
-		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoJoinSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoLeaveSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoBlockSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}},
+		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: 4}},
+		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 1}},
+		ssoPacketInfo:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVPKTINFO, Len: 4}},
+		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoJoinSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoLeaveSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoBlockSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.MCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
 	}
 )
 
diff --git a/vendor/golang.org/x/net/ipv4/zsys_aix_ppc64.go b/vendor/golang.org/x/net/ipv4/zsys_aix_ppc64.go
index d6f24754..b7f2d6e5 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_aix_ppc64.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_aix_ppc64.go
@@ -8,23 +8,6 @@
 package ipv4
 
 const (
-	sysIP_OPTIONS     = 0x1
-	sysIP_HDRINCL     = 0x2
-	sysIP_TOS         = 0x3
-	sysIP_TTL         = 0x4
-	sysIP_RECVOPTS    = 0x5
-	sysIP_RECVRETOPTS = 0x6
-	sysIP_RECVDSTADDR = 0x7
-	sysIP_RETOPTS     = 0x8
-	sysIP_RECVIF      = 0x20
-	sysIP_RECVTTL     = 0x22
-
-	sysIP_MULTICAST_IF    = 0x9
-	sysIP_MULTICAST_TTL   = 0xa
-	sysIP_MULTICAST_LOOP  = 0xb
-	sysIP_ADD_MEMBERSHIP  = 0xc
-	sysIP_DROP_MEMBERSHIP = 0xd
-
 	sizeofIPMreq = 0x8
 )
 
diff --git a/vendor/golang.org/x/net/ipv4/zsys_darwin.go b/vendor/golang.org/x/net/ipv4/zsys_darwin.go
index e05a251b..6c1b7056 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_darwin.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_darwin.go
@@ -4,45 +4,11 @@
 package ipv4
 
 const (
-	sysIP_OPTIONS     = 0x1
-	sysIP_HDRINCL     = 0x2
-	sysIP_TOS         = 0x3
-	sysIP_TTL         = 0x4
-	sysIP_RECVOPTS    = 0x5
-	sysIP_RECVRETOPTS = 0x6
-	sysIP_RECVDSTADDR = 0x7
-	sysIP_RETOPTS     = 0x8
-	sysIP_RECVIF      = 0x14
-	sysIP_STRIPHDR    = 0x17
-	sysIP_RECVTTL     = 0x18
-	sysIP_BOUND_IF    = 0x19
-	sysIP_PKTINFO     = 0x1a
-	sysIP_RECVPKTINFO = 0x1a
-
-	sysIP_MULTICAST_IF           = 0x9
-	sysIP_MULTICAST_TTL          = 0xa
-	sysIP_MULTICAST_LOOP         = 0xb
-	sysIP_ADD_MEMBERSHIP         = 0xc
-	sysIP_DROP_MEMBERSHIP        = 0xd
-	sysIP_MULTICAST_VIF          = 0xe
-	sysIP_MULTICAST_IFINDEX      = 0x42
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x46
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x47
-	sysIP_BLOCK_SOURCE           = 0x48
-	sysIP_UNBLOCK_SOURCE         = 0x49
-	sysMCAST_JOIN_GROUP          = 0x50
-	sysMCAST_LEAVE_GROUP         = 0x51
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x52
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x53
-	sysMCAST_BLOCK_SOURCE        = 0x54
-	sysMCAST_UNBLOCK_SOURCE      = 0x55
-
 	sizeofSockaddrStorage = 0x80
 	sizeofSockaddrInet    = 0x10
 	sizeofInetPktinfo     = 0xc
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x84
 	sizeofGroupSourceReq = 0x104
@@ -75,12 +41,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  [4]byte /* in_addr */
 	Sourceaddr [4]byte /* in_addr */
diff --git a/vendor/golang.org/x/net/ipv4/zsys_dragonfly.go b/vendor/golang.org/x/net/ipv4/zsys_dragonfly.go
index 6d65e9fc..2155df13 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_dragonfly.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_dragonfly.go
@@ -4,24 +4,6 @@
 package ipv4
 
 const (
-	sysIP_OPTIONS     = 0x1
-	sysIP_HDRINCL     = 0x2
-	sysIP_TOS         = 0x3
-	sysIP_TTL         = 0x4
-	sysIP_RECVOPTS    = 0x5
-	sysIP_RECVRETOPTS = 0x6
-	sysIP_RECVDSTADDR = 0x7
-	sysIP_RETOPTS     = 0x8
-	sysIP_RECVIF      = 0x14
-	sysIP_RECVTTL     = 0x41
-
-	sysIP_MULTICAST_IF    = 0x9
-	sysIP_MULTICAST_TTL   = 0xa
-	sysIP_MULTICAST_LOOP  = 0xb
-	sysIP_MULTICAST_VIF   = 0xe
-	sysIP_ADD_MEMBERSHIP  = 0xc
-	sysIP_DROP_MEMBERSHIP = 0xd
-
 	sizeofIPMreq = 0x8
 )
 
diff --git a/vendor/golang.org/x/net/ipv4/zsys_freebsd_386.go b/vendor/golang.org/x/net/ipv4/zsys_freebsd_386.go
index 136e2b8f..ae40482a 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_freebsd_386.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_freebsd_386.go
@@ -4,45 +4,10 @@
 package ipv4
 
 const (
-	sysIP_OPTIONS     = 0x1
-	sysIP_HDRINCL     = 0x2
-	sysIP_TOS         = 0x3
-	sysIP_TTL         = 0x4
-	sysIP_RECVOPTS    = 0x5
-	sysIP_RECVRETOPTS = 0x6
-	sysIP_RECVDSTADDR = 0x7
-	sysIP_SENDSRCADDR = 0x7
-	sysIP_RETOPTS     = 0x8
-	sysIP_RECVIF      = 0x14
-	sysIP_ONESBCAST   = 0x17
-	sysIP_BINDANY     = 0x18
-	sysIP_RECVTTL     = 0x41
-	sysIP_MINTTL      = 0x42
-	sysIP_DONTFRAG    = 0x43
-	sysIP_RECVTOS     = 0x44
-
-	sysIP_MULTICAST_IF           = 0x9
-	sysIP_MULTICAST_TTL          = 0xa
-	sysIP_MULTICAST_LOOP         = 0xb
-	sysIP_ADD_MEMBERSHIP         = 0xc
-	sysIP_DROP_MEMBERSHIP        = 0xd
-	sysIP_MULTICAST_VIF          = 0xe
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x46
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x47
-	sysIP_BLOCK_SOURCE           = 0x48
-	sysIP_UNBLOCK_SOURCE         = 0x49
-	sysMCAST_JOIN_GROUP          = 0x50
-	sysMCAST_LEAVE_GROUP         = 0x51
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x52
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x53
-	sysMCAST_BLOCK_SOURCE        = 0x54
-	sysMCAST_UNBLOCK_SOURCE      = 0x55
-
 	sizeofSockaddrStorage = 0x80
 	sizeofSockaddrInet    = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x84
 	sizeofGroupSourceReq = 0x104
@@ -69,12 +34,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  [4]byte /* in_addr */
 	Sourceaddr [4]byte /* in_addr */
diff --git a/vendor/golang.org/x/net/ipv4/zsys_freebsd_amd64.go b/vendor/golang.org/x/net/ipv4/zsys_freebsd_amd64.go
index 4f730f19..90181867 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_freebsd_amd64.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_freebsd_amd64.go
@@ -4,45 +4,10 @@
 package ipv4
 
 const (
-	sysIP_OPTIONS     = 0x1
-	sysIP_HDRINCL     = 0x2
-	sysIP_TOS         = 0x3
-	sysIP_TTL         = 0x4
-	sysIP_RECVOPTS    = 0x5
-	sysIP_RECVRETOPTS = 0x6
-	sysIP_RECVDSTADDR = 0x7
-	sysIP_SENDSRCADDR = 0x7
-	sysIP_RETOPTS     = 0x8
-	sysIP_RECVIF      = 0x14
-	sysIP_ONESBCAST   = 0x17
-	sysIP_BINDANY     = 0x18
-	sysIP_RECVTTL     = 0x41
-	sysIP_MINTTL      = 0x42
-	sysIP_DONTFRAG    = 0x43
-	sysIP_RECVTOS     = 0x44
-
-	sysIP_MULTICAST_IF           = 0x9
-	sysIP_MULTICAST_TTL          = 0xa
-	sysIP_MULTICAST_LOOP         = 0xb
-	sysIP_ADD_MEMBERSHIP         = 0xc
-	sysIP_DROP_MEMBERSHIP        = 0xd
-	sysIP_MULTICAST_VIF          = 0xe
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x46
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x47
-	sysIP_BLOCK_SOURCE           = 0x48
-	sysIP_UNBLOCK_SOURCE         = 0x49
-	sysMCAST_JOIN_GROUP          = 0x50
-	sysMCAST_LEAVE_GROUP         = 0x51
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x52
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x53
-	sysMCAST_BLOCK_SOURCE        = 0x54
-	sysMCAST_UNBLOCK_SOURCE      = 0x55
-
 	sizeofSockaddrStorage = 0x80
 	sizeofSockaddrInet    = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x88
 	sizeofGroupSourceReq = 0x108
@@ -69,12 +34,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  [4]byte /* in_addr */
 	Sourceaddr [4]byte /* in_addr */
diff --git a/vendor/golang.org/x/net/ipv4/zsys_freebsd_arm.go b/vendor/golang.org/x/net/ipv4/zsys_freebsd_arm.go
index 4f730f19..90181867 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_freebsd_arm.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_freebsd_arm.go
@@ -4,45 +4,10 @@
 package ipv4
 
 const (
-	sysIP_OPTIONS     = 0x1
-	sysIP_HDRINCL     = 0x2
-	sysIP_TOS         = 0x3
-	sysIP_TTL         = 0x4
-	sysIP_RECVOPTS    = 0x5
-	sysIP_RECVRETOPTS = 0x6
-	sysIP_RECVDSTADDR = 0x7
-	sysIP_SENDSRCADDR = 0x7
-	sysIP_RETOPTS     = 0x8
-	sysIP_RECVIF      = 0x14
-	sysIP_ONESBCAST   = 0x17
-	sysIP_BINDANY     = 0x18
-	sysIP_RECVTTL     = 0x41
-	sysIP_MINTTL      = 0x42
-	sysIP_DONTFRAG    = 0x43
-	sysIP_RECVTOS     = 0x44
-
-	sysIP_MULTICAST_IF           = 0x9
-	sysIP_MULTICAST_TTL          = 0xa
-	sysIP_MULTICAST_LOOP         = 0xb
-	sysIP_ADD_MEMBERSHIP         = 0xc
-	sysIP_DROP_MEMBERSHIP        = 0xd
-	sysIP_MULTICAST_VIF          = 0xe
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x46
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x47
-	sysIP_BLOCK_SOURCE           = 0x48
-	sysIP_UNBLOCK_SOURCE         = 0x49
-	sysMCAST_JOIN_GROUP          = 0x50
-	sysMCAST_LEAVE_GROUP         = 0x51
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x52
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x53
-	sysMCAST_BLOCK_SOURCE        = 0x54
-	sysMCAST_UNBLOCK_SOURCE      = 0x55
-
 	sizeofSockaddrStorage = 0x80
 	sizeofSockaddrInet    = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x88
 	sizeofGroupSourceReq = 0x108
@@ -69,12 +34,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  [4]byte /* in_addr */
 	Sourceaddr [4]byte /* in_addr */
diff --git a/vendor/golang.org/x/net/ipv4/zsys_freebsd_arm64.go b/vendor/golang.org/x/net/ipv4/zsys_freebsd_arm64.go
index ecebf327..0feb9a75 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_freebsd_arm64.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_freebsd_arm64.go
@@ -4,45 +4,10 @@
 package ipv4
 
 const (
-	sysIP_OPTIONS     = 0x1
-	sysIP_HDRINCL     = 0x2
-	sysIP_TOS         = 0x3
-	sysIP_TTL         = 0x4
-	sysIP_RECVOPTS    = 0x5
-	sysIP_RECVRETOPTS = 0x6
-	sysIP_RECVDSTADDR = 0x7
-	sysIP_SENDSRCADDR = 0x7
-	sysIP_RETOPTS     = 0x8
-	sysIP_RECVIF      = 0x14
-	sysIP_ONESBCAST   = 0x17
-	sysIP_BINDANY     = 0x18
-	sysIP_RECVTTL     = 0x41
-	sysIP_MINTTL      = 0x42
-	sysIP_DONTFRAG    = 0x43
-	sysIP_RECVTOS     = 0x44
-
-	sysIP_MULTICAST_IF           = 0x9
-	sysIP_MULTICAST_TTL          = 0xa
-	sysIP_MULTICAST_LOOP         = 0xb
-	sysIP_ADD_MEMBERSHIP         = 0xc
-	sysIP_DROP_MEMBERSHIP        = 0xd
-	sysIP_MULTICAST_VIF          = 0xe
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x46
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x47
-	sysIP_BLOCK_SOURCE           = 0x48
-	sysIP_UNBLOCK_SOURCE         = 0x49
-	sysMCAST_JOIN_GROUP          = 0x50
-	sysMCAST_LEAVE_GROUP         = 0x51
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x52
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x53
-	sysMCAST_BLOCK_SOURCE        = 0x54
-	sysMCAST_UNBLOCK_SOURCE      = 0x55
-
 	sizeofSockaddrStorage = 0x80
 	sizeofSockaddrInet    = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x88
 	sizeofGroupSourceReq = 0x108
@@ -69,12 +34,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  [4]byte /* in_addr */
 	Sourceaddr [4]byte /* in_addr */
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_386.go b/vendor/golang.org/x/net/ipv4/zsys_linux_386.go
index 1c7fdfa1..d510357c 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_386.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_386.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x84
 	sizeofGroupSourceReq = 0x104
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_amd64.go b/vendor/golang.org/x/net/ipv4/zsys_linux_amd64.go
index a04e7851..eb10cc79 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_amd64.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_amd64.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x88
 	sizeofGroupSourceReq = 0x108
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_arm.go b/vendor/golang.org/x/net/ipv4/zsys_linux_arm.go
index 1c7fdfa1..d510357c 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_arm.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_arm.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x84
 	sizeofGroupSourceReq = 0x104
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_arm64.go b/vendor/golang.org/x/net/ipv4/zsys_linux_arm64.go
index a04e7851..eb10cc79 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_arm64.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_arm64.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x88
 	sizeofGroupSourceReq = 0x108
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_mips.go b/vendor/golang.org/x/net/ipv4/zsys_linux_mips.go
index 1c7fdfa1..d510357c 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_mips.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_mips.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x84
 	sizeofGroupSourceReq = 0x104
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_mips64.go b/vendor/golang.org/x/net/ipv4/zsys_linux_mips64.go
index a04e7851..eb10cc79 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_mips64.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_mips64.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x88
 	sizeofGroupSourceReq = 0x108
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_mips64le.go b/vendor/golang.org/x/net/ipv4/zsys_linux_mips64le.go
index a04e7851..eb10cc79 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_mips64le.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_mips64le.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x88
 	sizeofGroupSourceReq = 0x108
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_mipsle.go b/vendor/golang.org/x/net/ipv4/zsys_linux_mipsle.go
index 1c7fdfa1..d510357c 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_mipsle.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_mipsle.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x84
 	sizeofGroupSourceReq = 0x104
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_ppc.go b/vendor/golang.org/x/net/ipv4/zsys_linux_ppc.go
index 3c5ea547..29202e40 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_ppc.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_ppc.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x84
 	sizeofGroupSourceReq = 0x104
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_ppc64.go b/vendor/golang.org/x/net/ipv4/zsys_linux_ppc64.go
index a04e7851..eb10cc79 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_ppc64.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_ppc64.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x88
 	sizeofGroupSourceReq = 0x108
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_ppc64le.go b/vendor/golang.org/x/net/ipv4/zsys_linux_ppc64le.go
index a04e7851..eb10cc79 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_ppc64le.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_ppc64le.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x88
 	sizeofGroupSourceReq = 0x108
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_riscv64.go b/vendor/golang.org/x/net/ipv4/zsys_linux_riscv64.go
index ec9e2dbe..e2edebdb 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_riscv64.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_riscv64.go
@@ -7,64 +7,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x88
 	sizeofGroupSourceReq = 0x108
@@ -105,12 +53,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_linux_s390x.go b/vendor/golang.org/x/net/ipv4/zsys_linux_s390x.go
index a04e7851..eb10cc79 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_linux_s390x.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_linux_s390x.go
@@ -4,64 +4,12 @@
 package ipv4
 
 const (
-	sysIP_TOS             = 0x1
-	sysIP_TTL             = 0x2
-	sysIP_HDRINCL         = 0x3
-	sysIP_OPTIONS         = 0x4
-	sysIP_ROUTER_ALERT    = 0x5
-	sysIP_RECVOPTS        = 0x6
-	sysIP_RETOPTS         = 0x7
-	sysIP_PKTINFO         = 0x8
-	sysIP_PKTOPTIONS      = 0x9
-	sysIP_MTU_DISCOVER    = 0xa
-	sysIP_RECVERR         = 0xb
-	sysIP_RECVTTL         = 0xc
-	sysIP_RECVTOS         = 0xd
-	sysIP_MTU             = 0xe
-	sysIP_FREEBIND        = 0xf
-	sysIP_TRANSPARENT     = 0x13
-	sysIP_RECVRETOPTS     = 0x7
-	sysIP_ORIGDSTADDR     = 0x14
-	sysIP_RECVORIGDSTADDR = 0x14
-	sysIP_MINTTL          = 0x15
-	sysIP_NODEFRAG        = 0x16
-	sysIP_UNICAST_IF      = 0x32
-
-	sysIP_MULTICAST_IF           = 0x20
-	sysIP_MULTICAST_TTL          = 0x21
-	sysIP_MULTICAST_LOOP         = 0x22
-	sysIP_ADD_MEMBERSHIP         = 0x23
-	sysIP_DROP_MEMBERSHIP        = 0x24
-	sysIP_UNBLOCK_SOURCE         = 0x25
-	sysIP_BLOCK_SOURCE           = 0x26
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x27
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x28
-	sysIP_MSFILTER               = 0x29
-	sysMCAST_JOIN_GROUP          = 0x2a
-	sysMCAST_LEAVE_GROUP         = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP   = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP  = 0x2f
-	sysMCAST_BLOCK_SOURCE        = 0x2b
-	sysMCAST_UNBLOCK_SOURCE      = 0x2c
-	sysMCAST_MSFILTER            = 0x30
-	sysIP_MULTICAST_ALL          = 0x31
-
-	sysICMP_FILTER = 0x1
-
-	sysSO_EE_ORIGIN_NONE         = 0x0
-	sysSO_EE_ORIGIN_LOCAL        = 0x1
-	sysSO_EE_ORIGIN_ICMP         = 0x2
-	sysSO_EE_ORIGIN_ICMP6        = 0x3
-	sysSO_EE_ORIGIN_TXSTATUS     = 0x4
-	sysSO_EE_ORIGIN_TIMESTAMPING = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet          = 0x10
 	sizeofInetPktinfo           = 0xc
 	sizeofSockExtendedErr       = 0x10
 
 	sizeofIPMreq         = 0x8
-	sizeofIPMreqn        = 0xc
 	sizeofIPMreqSource   = 0xc
 	sizeofGroupReq       = 0x88
 	sizeofGroupSourceReq = 0x108
@@ -102,12 +50,6 @@ type ipMreq struct {
 	Interface [4]byte /* in_addr */
 }
 
-type ipMreqn struct {
-	Multiaddr [4]byte /* in_addr */
-	Address   [4]byte /* in_addr */
-	Ifindex   int32
-}
-
 type ipMreqSource struct {
 	Multiaddr  uint32
 	Interface  uint32
diff --git a/vendor/golang.org/x/net/ipv4/zsys_netbsd.go b/vendor/golang.org/x/net/ipv4/zsys_netbsd.go
index 8cfc648a..a2ef2f6d 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_netbsd.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_netbsd.go
@@ -4,23 +4,6 @@
 package ipv4
 
 const (
-	sysIP_OPTIONS     = 0x1
-	sysIP_HDRINCL     = 0x2
-	sysIP_TOS         = 0x3
-	sysIP_TTL         = 0x4
-	sysIP_RECVOPTS    = 0x5
-	sysIP_RECVRETOPTS = 0x6
-	sysIP_RECVDSTADDR = 0x7
-	sysIP_RETOPTS     = 0x8
-	sysIP_RECVIF      = 0x14
-	sysIP_RECVTTL     = 0x17
-
-	sysIP_MULTICAST_IF    = 0x9
-	sysIP_MULTICAST_TTL   = 0xa
-	sysIP_MULTICAST_LOOP  = 0xb
-	sysIP_ADD_MEMBERSHIP  = 0xc
-	sysIP_DROP_MEMBERSHIP = 0xd
-
 	sizeofIPMreq = 0x8
 )
 
diff --git a/vendor/golang.org/x/net/ipv4/zsys_openbsd.go b/vendor/golang.org/x/net/ipv4/zsys_openbsd.go
index 37629cb0..b293a338 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_openbsd.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_openbsd.go
@@ -4,23 +4,6 @@
 package ipv4
 
 const (
-	sysIP_OPTIONS     = 0x1
-	sysIP_HDRINCL     = 0x2
-	sysIP_TOS         = 0x3
-	sysIP_TTL         = 0x4
-	sysIP_RECVOPTS    = 0x5
-	sysIP_RECVRETOPTS = 0x6
-	sysIP_RECVDSTADDR = 0x7
-	sysIP_RETOPTS     = 0x8
-	sysIP_RECVIF      = 0x1e
-	sysIP_RECVTTL     = 0x1f
-
-	sysIP_MULTICAST_IF    = 0x9
-	sysIP_MULTICAST_TTL   = 0xa
-	sysIP_MULTICAST_LOOP  = 0xb
-	sysIP_ADD_MEMBERSHIP  = 0xc
-	sysIP_DROP_MEMBERSHIP = 0xd
-
 	sizeofIPMreq = 0x8
 )
 
diff --git a/vendor/golang.org/x/net/ipv4/zsys_solaris.go b/vendor/golang.org/x/net/ipv4/zsys_solaris.go
index cb80a308..e1a961bb 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_solaris.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_solaris.go
@@ -4,49 +4,6 @@
 package ipv4
 
 const (
-	sysIP_OPTIONS     = 0x1
-	sysIP_HDRINCL     = 0x2
-	sysIP_TOS         = 0x3
-	sysIP_TTL         = 0x4
-	sysIP_RECVOPTS    = 0x5
-	sysIP_RECVRETOPTS = 0x6
-	sysIP_RECVDSTADDR = 0x7
-	sysIP_RETOPTS     = 0x8
-	sysIP_RECVIF      = 0x9
-	sysIP_RECVSLLA    = 0xa
-	sysIP_RECVTTL     = 0xb
-
-	sysIP_MULTICAST_IF           = 0x10
-	sysIP_MULTICAST_TTL          = 0x11
-	sysIP_MULTICAST_LOOP         = 0x12
-	sysIP_ADD_MEMBERSHIP         = 0x13
-	sysIP_DROP_MEMBERSHIP        = 0x14
-	sysIP_BLOCK_SOURCE           = 0x15
-	sysIP_UNBLOCK_SOURCE         = 0x16
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 0x17
-	sysIP_DROP_SOURCE_MEMBERSHIP = 0x18
-	sysIP_NEXTHOP                = 0x19
-
-	sysIP_PKTINFO     = 0x1a
-	sysIP_RECVPKTINFO = 0x1a
-	sysIP_DONTFRAG    = 0x1b
-
-	sysIP_BOUND_IF      = 0x41
-	sysIP_UNSPEC_SRC    = 0x42
-	sysIP_BROADCAST_TTL = 0x43
-	sysIP_DHCPINIT_IF   = 0x45
-
-	sysIP_REUSEADDR = 0x104
-	sysIP_DONTROUTE = 0x105
-	sysIP_BROADCAST = 0x106
-
-	sysMCAST_JOIN_GROUP         = 0x29
-	sysMCAST_LEAVE_GROUP        = 0x2a
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2d
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2e
-
 	sizeofSockaddrStorage = 0x100
 	sizeofSockaddrInet    = 0x10
 	sizeofInetPktinfo     = 0xc
diff --git a/vendor/golang.org/x/net/ipv4/zsys_zos_s390x.go b/vendor/golang.org/x/net/ipv4/zsys_zos_s390x.go
index 4bbfda07..692abf68 100644
--- a/vendor/golang.org/x/net/ipv4/zsys_zos_s390x.go
+++ b/vendor/golang.org/x/net/ipv4/zsys_zos_s390x.go
@@ -8,30 +8,6 @@
 package ipv4
 
 const (
-	sysIP_ADD_MEMBERSHIP         = 5
-	sysIP_ADD_SOURCE_MEMBERSHIP  = 12
-	sysIP_BLOCK_SOURCE           = 10
-	sysIP_DEFAULT_MULTICAST_LOOP = 1
-	sysIP_DEFAULT_MULTICAST_TTL  = 1
-	sysIP_DROP_MEMBERSHIP        = 6
-	sysIP_DROP_SOURCE_MEMBERSHIP = 13
-	sysIP_MAX_MEMBERSHIPS        = 20
-	sysIP_MULTICAST_IF           = 7
-	sysIP_MULTICAST_LOOP         = 4
-	sysIP_MULTICAST_TTL          = 3
-	sysIP_OPTIONS                = 1
-	sysIP_PKTINFO                = 101
-	sysIP_RECVPKTINFO            = 102
-	sysIP_TOS                    = 2
-	sysIP_UNBLOCK_SOURCE         = 11
-
-	sysMCAST_JOIN_GROUP         = 40
-	sysMCAST_LEAVE_GROUP        = 41
-	sysMCAST_JOIN_SOURCE_GROUP  = 42
-	sysMCAST_LEAVE_SOURCE_GROUP = 43
-	sysMCAST_BLOCK_SOURCE       = 44
-	sysMCAST_UNBLOCK_SOURCE     = 45
-
 	sizeofIPMreq          = 8
 	sizeofSockaddrInet4   = 16
 	sizeofSockaddrStorage = 128
diff --git a/vendor/golang.org/x/net/ipv6/control_rfc2292_unix.go b/vendor/golang.org/x/net/ipv6/control_rfc2292_unix.go
index dd5fdc31..2733ddbe 100644
--- a/vendor/golang.org/x/net/ipv6/control_rfc2292_unix.go
+++ b/vendor/golang.org/x/net/ipv6/control_rfc2292_unix.go
@@ -12,11 +12,13 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 func marshal2292HopLimit(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIPv6, sysIPV6_2292HOPLIMIT, 4)
+	m.MarshalHeader(iana.ProtocolIPv6, unix.IPV6_2292HOPLIMIT, 4)
 	if cm != nil {
 		socket.NativeEndian.PutUint32(m.Data(4), uint32(cm.HopLimit))
 	}
@@ -25,7 +27,7 @@ func marshal2292HopLimit(b []byte, cm *ControlMessage) []byte {
 
 func marshal2292PacketInfo(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIPv6, sysIPV6_2292PKTINFO, sizeofInet6Pktinfo)
+	m.MarshalHeader(iana.ProtocolIPv6, unix.IPV6_2292PKTINFO, sizeofInet6Pktinfo)
 	if cm != nil {
 		pi := (*inet6Pktinfo)(unsafe.Pointer(&m.Data(sizeofInet6Pktinfo)[0]))
 		if ip := cm.Src.To16(); ip != nil && ip.To4() == nil {
@@ -40,7 +42,7 @@ func marshal2292PacketInfo(b []byte, cm *ControlMessage) []byte {
 
 func marshal2292NextHop(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIPv6, sysIPV6_2292NEXTHOP, sizeofSockaddrInet6)
+	m.MarshalHeader(iana.ProtocolIPv6, unix.IPV6_2292NEXTHOP, sizeofSockaddrInet6)
 	if cm != nil {
 		sa := (*sockaddrInet6)(unsafe.Pointer(&m.Data(sizeofSockaddrInet6)[0]))
 		sa.setSockaddr(cm.NextHop, cm.IfIndex)
diff --git a/vendor/golang.org/x/net/ipv6/control_rfc3542_unix.go b/vendor/golang.org/x/net/ipv6/control_rfc3542_unix.go
index 24221941..9c90844a 100644
--- a/vendor/golang.org/x/net/ipv6/control_rfc3542_unix.go
+++ b/vendor/golang.org/x/net/ipv6/control_rfc3542_unix.go
@@ -13,11 +13,13 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 func marshalTrafficClass(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIPv6, sysIPV6_TCLASS, 4)
+	m.MarshalHeader(iana.ProtocolIPv6, unix.IPV6_TCLASS, 4)
 	if cm != nil {
 		socket.NativeEndian.PutUint32(m.Data(4), uint32(cm.TrafficClass))
 	}
@@ -30,7 +32,7 @@ func parseTrafficClass(cm *ControlMessage, b []byte) {
 
 func marshalHopLimit(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIPv6, sysIPV6_HOPLIMIT, 4)
+	m.MarshalHeader(iana.ProtocolIPv6, unix.IPV6_HOPLIMIT, 4)
 	if cm != nil {
 		socket.NativeEndian.PutUint32(m.Data(4), uint32(cm.HopLimit))
 	}
@@ -43,7 +45,7 @@ func parseHopLimit(cm *ControlMessage, b []byte) {
 
 func marshalPacketInfo(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIPv6, sysIPV6_PKTINFO, sizeofInet6Pktinfo)
+	m.MarshalHeader(iana.ProtocolIPv6, unix.IPV6_PKTINFO, sizeofInet6Pktinfo)
 	if cm != nil {
 		pi := (*inet6Pktinfo)(unsafe.Pointer(&m.Data(sizeofInet6Pktinfo)[0]))
 		if ip := cm.Src.To16(); ip != nil && ip.To4() == nil {
@@ -67,7 +69,7 @@ func parsePacketInfo(cm *ControlMessage, b []byte) {
 
 func marshalNextHop(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIPv6, sysIPV6_NEXTHOP, sizeofSockaddrInet6)
+	m.MarshalHeader(iana.ProtocolIPv6, unix.IPV6_NEXTHOP, sizeofSockaddrInet6)
 	if cm != nil {
 		sa := (*sockaddrInet6)(unsafe.Pointer(&m.Data(sizeofSockaddrInet6)[0]))
 		sa.setSockaddr(cm.NextHop, cm.IfIndex)
@@ -80,7 +82,7 @@ func parseNextHop(cm *ControlMessage, b []byte) {
 
 func marshalPathMTU(b []byte, cm *ControlMessage) []byte {
 	m := socket.ControlMessage(b)
-	m.MarshalHeader(iana.ProtocolIPv6, sysIPV6_PATHMTU, sizeofIPv6Mtuinfo)
+	m.MarshalHeader(iana.ProtocolIPv6, unix.IPV6_PATHMTU, sizeofIPv6Mtuinfo)
 	return m.Next(sizeofIPv6Mtuinfo)
 }
 
diff --git a/vendor/golang.org/x/net/ipv6/sys_aix.go b/vendor/golang.org/x/net/ipv6/sys_aix.go
index 29c5c0e4..a47182af 100644
--- a/vendor/golang.org/x/net/ipv6/sys_aix.go
+++ b/vendor/golang.org/x/net/ipv6/sys_aix.go
@@ -15,32 +15,34 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTrafficClass: {sysIPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
-		ctlHopLimit:     {sysIPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
-		ctlPacketInfo:   {sysIPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
-		ctlNextHop:      {sysIPV6_NEXTHOP, sizeofSockaddrInet6, marshalNextHop, parseNextHop},
-		ctlPathMTU:      {sysIPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
+		ctlTrafficClass: {unix.IPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
+		ctlHopLimit:     {unix.IPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
+		ctlPacketInfo:   {unix.IPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
+		ctlNextHop:      {unix.IPV6_NEXTHOP, sizeofSockaddrInet6, marshalNextHop, parseNextHop},
+		ctlPathMTU:      {unix.IPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_TCLASS, Len: 4}},
-		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_UNICAST_HOPS, Len: 4}},
-		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_IF, Len: 4}},
-		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_HOPS, Len: 4}},
-		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_LOOP, Len: 4}},
-		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVTCLASS, Len: 4}},
-		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVHOPLIMIT, Len: 4}},
-		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPKTINFO, Len: 4}},
-		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPATHMTU, Len: 4}},
-		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
-		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_CHECKSUM, Len: 4}},
-		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: sysICMP6_FILTER, Len: sizeofICMPv6Filter}},
-		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_JOIN_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
-		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_LEAVE_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
+		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_TCLASS, Len: 4}},
+		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_UNICAST_HOPS, Len: 4}},
+		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_IF, Len: 4}},
+		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_HOPS, Len: 4}},
+		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_LOOP, Len: 4}},
+		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVTCLASS, Len: 4}},
+		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVHOPLIMIT, Len: 4}},
+		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPKTINFO, Len: 4}},
+		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPATHMTU, Len: 4}},
+		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
+		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_CHECKSUM, Len: 4}},
+		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: unix.ICMP6_FILTER, Len: sizeofICMPv6Filter}},
+		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_JOIN_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
+		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_LEAVE_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
 	}
 )
 
diff --git a/vendor/golang.org/x/net/ipv6/sys_bsd.go b/vendor/golang.org/x/net/ipv6/sys_bsd.go
index 63e5ee2d..bde41a6c 100644
--- a/vendor/golang.org/x/net/ipv6/sys_bsd.go
+++ b/vendor/golang.org/x/net/ipv6/sys_bsd.go
@@ -13,32 +13,34 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTrafficClass: {sysIPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
-		ctlHopLimit:     {sysIPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
-		ctlPacketInfo:   {sysIPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
-		ctlNextHop:      {sysIPV6_NEXTHOP, sizeofSockaddrInet6, marshalNextHop, parseNextHop},
-		ctlPathMTU:      {sysIPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
+		ctlTrafficClass: {unix.IPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
+		ctlHopLimit:     {unix.IPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
+		ctlPacketInfo:   {unix.IPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
+		ctlNextHop:      {unix.IPV6_NEXTHOP, sizeofSockaddrInet6, marshalNextHop, parseNextHop},
+		ctlPathMTU:      {unix.IPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_TCLASS, Len: 4}},
-		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_UNICAST_HOPS, Len: 4}},
-		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_IF, Len: 4}},
-		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_HOPS, Len: 4}},
-		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_LOOP, Len: 4}},
-		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVTCLASS, Len: 4}},
-		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVHOPLIMIT, Len: 4}},
-		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPKTINFO, Len: 4}},
-		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPATHMTU, Len: 4}},
-		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
-		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_CHECKSUM, Len: 4}},
-		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: sysICMP6_FILTER, Len: sizeofICMPv6Filter}},
-		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_JOIN_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
-		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_LEAVE_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
+		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_TCLASS, Len: 4}},
+		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_UNICAST_HOPS, Len: 4}},
+		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_IF, Len: 4}},
+		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_HOPS, Len: 4}},
+		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_LOOP, Len: 4}},
+		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVTCLASS, Len: 4}},
+		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVHOPLIMIT, Len: 4}},
+		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPKTINFO, Len: 4}},
+		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPATHMTU, Len: 4}},
+		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
+		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_CHECKSUM, Len: 4}},
+		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: unix.ICMP6_FILTER, Len: sizeofICMPv6Filter}},
+		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_JOIN_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
+		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_LEAVE_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
 	}
 )
 
diff --git a/vendor/golang.org/x/net/ipv6/sys_darwin.go b/vendor/golang.org/x/net/ipv6/sys_darwin.go
index 12cc5cb2..b80ec806 100644
--- a/vendor/golang.org/x/net/ipv6/sys_darwin.go
+++ b/vendor/golang.org/x/net/ipv6/sys_darwin.go
@@ -11,36 +11,38 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTrafficClass: {sysIPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
-		ctlHopLimit:     {sysIPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
-		ctlPacketInfo:   {sysIPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
-		ctlNextHop:      {sysIPV6_NEXTHOP, sizeofSockaddrInet6, marshalNextHop, parseNextHop},
-		ctlPathMTU:      {sysIPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
+		ctlTrafficClass: {unix.IPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
+		ctlHopLimit:     {unix.IPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
+		ctlPacketInfo:   {unix.IPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
+		ctlNextHop:      {unix.IPV6_NEXTHOP, sizeofSockaddrInet6, marshalNextHop, parseNextHop},
+		ctlPathMTU:      {unix.IPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_UNICAST_HOPS, Len: 4}},
-		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_IF, Len: 4}},
-		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_HOPS, Len: 4}},
-		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_LOOP, Len: 4}},
-		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_TCLASS, Len: 4}},
-		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVTCLASS, Len: 4}},
-		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVHOPLIMIT, Len: 4}},
-		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPKTINFO, Len: 4}},
-		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPATHMTU, Len: 4}},
-		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
-		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_CHECKSUM, Len: 4}},
-		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: sysICMP6_FILTER, Len: sizeofICMPv6Filter}},
-		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoJoinSourceGroup:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoLeaveSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoBlockSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoUnblockSourceGroup:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_UNICAST_HOPS, Len: 4}},
+		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_IF, Len: 4}},
+		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_HOPS, Len: 4}},
+		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_LOOP, Len: 4}},
+		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_TCLASS, Len: 4}},
+		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVTCLASS, Len: 4}},
+		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVHOPLIMIT, Len: 4}},
+		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPKTINFO, Len: 4}},
+		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPATHMTU, Len: 4}},
+		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
+		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_CHECKSUM, Len: 4}},
+		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: unix.ICMP6_FILTER, Len: sizeofICMPv6Filter}},
+		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoJoinSourceGroup:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoLeaveSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoBlockSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoUnblockSourceGroup:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
 	}
 )
 
diff --git a/vendor/golang.org/x/net/ipv6/sys_freebsd.go b/vendor/golang.org/x/net/ipv6/sys_freebsd.go
index 85a9f5d0..6282cf97 100644
--- a/vendor/golang.org/x/net/ipv6/sys_freebsd.go
+++ b/vendor/golang.org/x/net/ipv6/sys_freebsd.go
@@ -13,36 +13,38 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTrafficClass: {sysIPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
-		ctlHopLimit:     {sysIPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
-		ctlPacketInfo:   {sysIPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
-		ctlNextHop:      {sysIPV6_NEXTHOP, sizeofSockaddrInet6, marshalNextHop, parseNextHop},
-		ctlPathMTU:      {sysIPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
+		ctlTrafficClass: {unix.IPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
+		ctlHopLimit:     {unix.IPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
+		ctlPacketInfo:   {unix.IPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
+		ctlNextHop:      {unix.IPV6_NEXTHOP, sizeofSockaddrInet6, marshalNextHop, parseNextHop},
+		ctlPathMTU:      {unix.IPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
 	}
 
 	sockOpts = map[int]sockOpt{
-		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_TCLASS, Len: 4}},
-		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_UNICAST_HOPS, Len: 4}},
-		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_IF, Len: 4}},
-		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_HOPS, Len: 4}},
-		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_LOOP, Len: 4}},
-		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVTCLASS, Len: 4}},
-		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVHOPLIMIT, Len: 4}},
-		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPKTINFO, Len: 4}},
-		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPATHMTU, Len: 4}},
-		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
-		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_CHECKSUM, Len: 4}},
-		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: sysICMP6_FILTER, Len: sizeofICMPv6Filter}},
-		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoJoinSourceGroup:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoLeaveSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoBlockSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoUnblockSourceGroup:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_TCLASS, Len: 4}},
+		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_UNICAST_HOPS, Len: 4}},
+		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_IF, Len: 4}},
+		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_HOPS, Len: 4}},
+		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_LOOP, Len: 4}},
+		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVTCLASS, Len: 4}},
+		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVHOPLIMIT, Len: 4}},
+		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPKTINFO, Len: 4}},
+		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPATHMTU, Len: 4}},
+		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
+		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_CHECKSUM, Len: 4}},
+		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: unix.ICMP6_FILTER, Len: sizeofICMPv6Filter}},
+		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoJoinSourceGroup:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoLeaveSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoBlockSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoUnblockSourceGroup:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
 	}
 )
 
diff --git a/vendor/golang.org/x/net/ipv6/sys_linux.go b/vendor/golang.org/x/net/ipv6/sys_linux.go
index 96e8093a..82e21210 100644
--- a/vendor/golang.org/x/net/ipv6/sys_linux.go
+++ b/vendor/golang.org/x/net/ipv6/sys_linux.go
@@ -11,36 +11,37 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
 	"golang.org/x/sys/unix"
 )
 
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTrafficClass: {sysIPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
-		ctlHopLimit:     {sysIPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
-		ctlPacketInfo:   {sysIPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
-		ctlPathMTU:      {sysIPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
+		ctlTrafficClass: {unix.IPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
+		ctlHopLimit:     {unix.IPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
+		ctlPacketInfo:   {unix.IPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
+		ctlPathMTU:      {unix.IPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_TCLASS, Len: 4}},
-		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_UNICAST_HOPS, Len: 4}},
-		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_IF, Len: 4}},
-		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_HOPS, Len: 4}},
-		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_LOOP, Len: 4}},
-		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVTCLASS, Len: 4}},
-		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVHOPLIMIT, Len: 4}},
-		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPKTINFO, Len: 4}},
-		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPATHMTU, Len: 4}},
-		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
-		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolReserved, Name: sysIPV6_CHECKSUM, Len: 4}},
-		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: sysICMPV6_FILTER, Len: sizeofICMPv6Filter}},
-		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoJoinSourceGroup:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoLeaveSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoBlockSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoUnblockSourceGroup:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_TCLASS, Len: 4}},
+		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_UNICAST_HOPS, Len: 4}},
+		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_IF, Len: 4}},
+		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_HOPS, Len: 4}},
+		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_LOOP, Len: 4}},
+		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVTCLASS, Len: 4}},
+		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVHOPLIMIT, Len: 4}},
+		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPKTINFO, Len: 4}},
+		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPATHMTU, Len: 4}},
+		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
+		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolReserved, Name: unix.IPV6_CHECKSUM, Len: 4}},
+		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: unix.ICMPV6_FILTER, Len: sizeofICMPv6Filter}},
+		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoJoinSourceGroup:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoLeaveSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoBlockSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoUnblockSourceGroup:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
 		ssoAttachFilter:        {Option: socket.Option{Level: unix.SOL_SOCKET, Name: unix.SO_ATTACH_FILTER, Len: unix.SizeofSockFprog}},
 	}
 )
diff --git a/vendor/golang.org/x/net/ipv6/sys_solaris.go b/vendor/golang.org/x/net/ipv6/sys_solaris.go
index d348b5f6..1fc30add 100644
--- a/vendor/golang.org/x/net/ipv6/sys_solaris.go
+++ b/vendor/golang.org/x/net/ipv6/sys_solaris.go
@@ -11,36 +11,38 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlTrafficClass: {sysIPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
-		ctlHopLimit:     {sysIPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
-		ctlPacketInfo:   {sysIPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
-		ctlNextHop:      {sysIPV6_NEXTHOP, sizeofSockaddrInet6, marshalNextHop, parseNextHop},
-		ctlPathMTU:      {sysIPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
+		ctlTrafficClass: {unix.IPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
+		ctlHopLimit:     {unix.IPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
+		ctlPacketInfo:   {unix.IPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
+		ctlNextHop:      {unix.IPV6_NEXTHOP, sizeofSockaddrInet6, marshalNextHop, parseNextHop},
+		ctlPathMTU:      {unix.IPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_TCLASS, Len: 4}},
-		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_UNICAST_HOPS, Len: 4}},
-		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_IF, Len: 4}},
-		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_HOPS, Len: 4}},
-		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_LOOP, Len: 4}},
-		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVTCLASS, Len: 4}},
-		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVHOPLIMIT, Len: 4}},
-		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPKTINFO, Len: 4}},
-		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPATHMTU, Len: 4}},
-		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
-		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_CHECKSUM, Len: 4}},
-		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: sysICMP6_FILTER, Len: sizeofICMPv6Filter}},
-		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoJoinSourceGroup:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoLeaveSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoBlockSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoUnblockSourceGroup:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_TCLASS, Len: 4}},
+		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_UNICAST_HOPS, Len: 4}},
+		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_IF, Len: 4}},
+		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_HOPS, Len: 4}},
+		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_LOOP, Len: 4}},
+		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVTCLASS, Len: 4}},
+		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVHOPLIMIT, Len: 4}},
+		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPKTINFO, Len: 4}},
+		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPATHMTU, Len: 4}},
+		ssoPathMTU:             {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
+		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_CHECKSUM, Len: 4}},
+		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: unix.ICMP6_FILTER, Len: sizeofICMPv6Filter}},
+		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoJoinSourceGroup:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoLeaveSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoBlockSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoUnblockSourceGroup:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
 	}
 )
 
diff --git a/vendor/golang.org/x/net/ipv6/sys_windows.go b/vendor/golang.org/x/net/ipv6/sys_windows.go
index fc36b018..fda8a299 100644
--- a/vendor/golang.org/x/net/ipv6/sys_windows.go
+++ b/vendor/golang.org/x/net/ipv6/sys_windows.go
@@ -10,18 +10,11 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/windows"
 )
 
 const (
-	// See ws2tcpip.h.
-	sysIPV6_UNICAST_HOPS   = 0x4
-	sysIPV6_MULTICAST_IF   = 0x9
-	sysIPV6_MULTICAST_HOPS = 0xa
-	sysIPV6_MULTICAST_LOOP = 0xb
-	sysIPV6_JOIN_GROUP     = 0xc
-	sysIPV6_LEAVE_GROUP    = 0xd
-	sysIPV6_PKTINFO        = 0x13
-
 	sizeofSockaddrInet6 = 0x1c
 
 	sizeofIPv6Mreq     = 0x14
@@ -55,12 +48,12 @@ var (
 	ctlOpts = [ctlMax]ctlOpt{}
 
 	sockOpts = map[int]*sockOpt{
-		ssoHopLimit:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_UNICAST_HOPS, Len: 4}},
-		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_IF, Len: 4}},
-		ssoMulticastHopLimit:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_HOPS, Len: 4}},
-		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_LOOP, Len: 4}},
-		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_JOIN_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
-		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_LEAVE_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
+		ssoHopLimit:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: windows.IPV6_UNICAST_HOPS, Len: 4}},
+		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: windows.IPV6_MULTICAST_IF, Len: 4}},
+		ssoMulticastHopLimit:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: windows.IPV6_MULTICAST_HOPS, Len: 4}},
+		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: windows.IPV6_MULTICAST_LOOP, Len: 4}},
+		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: windows.IPV6_JOIN_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
+		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIPv6, Name: windows.IPV6_LEAVE_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
 	}
 )
 
diff --git a/vendor/golang.org/x/net/ipv6/sys_zos.go b/vendor/golang.org/x/net/ipv6/sys_zos.go
index d4567f90..31adc866 100644
--- a/vendor/golang.org/x/net/ipv6/sys_zos.go
+++ b/vendor/golang.org/x/net/ipv6/sys_zos.go
@@ -11,33 +11,35 @@ import (
 
 	"golang.org/x/net/internal/iana"
 	"golang.org/x/net/internal/socket"
+
+	"golang.org/x/sys/unix"
 )
 
 var (
 	ctlOpts = [ctlMax]ctlOpt{
-		ctlHopLimit:   {sysIPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
-		ctlPacketInfo: {sysIPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
-		ctlPathMTU:    {sysIPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
+		ctlHopLimit:   {unix.IPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
+		ctlPacketInfo: {unix.IPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
+		ctlPathMTU:    {unix.IPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
 	}
 
 	sockOpts = map[int]*sockOpt{
-		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_TCLASS, Len: 4}},
-		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_UNICAST_HOPS, Len: 4}},
-		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_IF, Len: 4}},
-		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_HOPS, Len: 4}},
-		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_LOOP, Len: 4}},
-		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVTCLASS, Len: 4}},
-		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVHOPLIMIT, Len: 4}},
-		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPKTINFO, Len: 4}},
-		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_RECVPATHMTU, Len: 4}},
-		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_CHECKSUM, Len: 4}},
-		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: sysICMP6_FILTER, Len: sizeofICMPv6Filter}},
-		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
-		ssoJoinSourceGroup:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoLeaveSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoBlockSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
-		ssoUnblockSourceGroup:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoTrafficClass:        {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_TCLASS, Len: 4}},
+		ssoHopLimit:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_UNICAST_HOPS, Len: 4}},
+		ssoMulticastInterface:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_IF, Len: 4}},
+		ssoMulticastHopLimit:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_HOPS, Len: 4}},
+		ssoMulticastLoopback:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_LOOP, Len: 4}},
+		ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVTCLASS, Len: 4}},
+		ssoReceiveHopLimit:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVHOPLIMIT, Len: 4}},
+		ssoReceivePacketInfo:   {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPKTINFO, Len: 4}},
+		ssoReceivePathMTU:      {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPATHMTU, Len: 4}},
+		ssoChecksum:            {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_CHECKSUM, Len: 4}},
+		ssoICMPFilter:          {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: unix.ICMP6_FILTER, Len: sizeofICMPv6Filter}},
+		ssoJoinGroup:           {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoLeaveGroup:          {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+		ssoJoinSourceGroup:     {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoLeaveSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoBlockSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+		ssoUnblockSourceGroup:  {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.MCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
 	}
 )
 
diff --git a/vendor/golang.org/x/net/ipv6/zsys_aix_ppc64.go b/vendor/golang.org/x/net/ipv6/zsys_aix_ppc64.go
index 75e2dd99..f604b0f3 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_aix_ppc64.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_aix_ppc64.go
@@ -8,41 +8,6 @@
 package ipv6
 
 const (
-	sysIPV6_UNICAST_HOPS   = 0x4
-	sysIPV6_MULTICAST_IF   = 0x9
-	sysIPV6_MULTICAST_HOPS = 0xa
-	sysIPV6_MULTICAST_LOOP = 0xb
-	sysIPV6_JOIN_GROUP     = 0xc
-	sysIPV6_LEAVE_GROUP    = 0xd
-	sysICMP6_FILTER        = 0x26
-
-	sysIPV6_CHECKSUM = 0x27
-	sysIPV6_V6ONLY   = 0x25
-
-	sysIPV6_RTHDRDSTOPTS = 0x37
-
-	sysIPV6_RECVPKTINFO  = 0x23
-	sysIPV6_RECVHOPLIMIT = 0x29
-	sysIPV6_RECVRTHDR    = 0x33
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_RECVDSTOPTS  = 0x38
-
-	sysIPV6_USE_MIN_MTU = 0x2c
-	sysIPV6_RECVPATHMTU = 0x2f
-	sysIPV6_PATHMTU     = 0x2e
-
-	sysIPV6_PKTINFO  = 0x21
-	sysIPV6_HOPLIMIT = 0x28
-	sysIPV6_NEXTHOP  = 0x30
-	sysIPV6_HOPOPTS  = 0x34
-	sysIPV6_DSTOPTS  = 0x36
-	sysIPV6_RTHDR    = 0x32
-
-	sysIPV6_RECVTCLASS = 0x2a
-
-	sysIPV6_TCLASS   = 0x2b
-	sysIPV6_DONTFRAG = 0x2d
-
 	sizeofSockaddrStorage = 0x508
 	sizeofSockaddrInet6   = 0x1c
 	sizeofInet6Pktinfo    = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_darwin.go b/vendor/golang.org/x/net/ipv6/zsys_darwin.go
index 555744af..dd6f7b28 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_darwin.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_darwin.go
@@ -4,73 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_UNICAST_HOPS   = 0x4
-	sysIPV6_MULTICAST_IF   = 0x9
-	sysIPV6_MULTICAST_HOPS = 0xa
-	sysIPV6_MULTICAST_LOOP = 0xb
-	sysIPV6_JOIN_GROUP     = 0xc
-	sysIPV6_LEAVE_GROUP    = 0xd
-
-	sysIPV6_PORTRANGE    = 0xe
-	sysICMP6_FILTER      = 0x12
-	sysIPV6_2292PKTINFO  = 0x13
-	sysIPV6_2292HOPLIMIT = 0x14
-	sysIPV6_2292NEXTHOP  = 0x15
-	sysIPV6_2292HOPOPTS  = 0x16
-	sysIPV6_2292DSTOPTS  = 0x17
-	sysIPV6_2292RTHDR    = 0x18
-
-	sysIPV6_2292PKTOPTIONS = 0x19
-
-	sysIPV6_CHECKSUM = 0x1a
-	sysIPV6_V6ONLY   = 0x1b
-
-	sysIPV6_IPSEC_POLICY = 0x1c
-
-	sysIPV6_RECVTCLASS = 0x23
-	sysIPV6_TCLASS     = 0x24
-
-	sysIPV6_RTHDRDSTOPTS = 0x39
-
-	sysIPV6_RECVPKTINFO = 0x3d
-
-	sysIPV6_RECVHOPLIMIT = 0x25
-	sysIPV6_RECVRTHDR    = 0x26
-	sysIPV6_RECVHOPOPTS  = 0x27
-	sysIPV6_RECVDSTOPTS  = 0x28
-
-	sysIPV6_USE_MIN_MTU = 0x2a
-	sysIPV6_RECVPATHMTU = 0x2b
-
-	sysIPV6_PATHMTU = 0x2c
-
-	sysIPV6_PKTINFO  = 0x2e
-	sysIPV6_HOPLIMIT = 0x2f
-	sysIPV6_NEXTHOP  = 0x30
-	sysIPV6_HOPOPTS  = 0x31
-	sysIPV6_DSTOPTS  = 0x32
-	sysIPV6_RTHDR    = 0x33
-
-	sysIPV6_AUTOFLOWLABEL = 0x3b
-
-	sysIPV6_DONTFRAG = 0x3e
-
-	sysIPV6_PREFER_TEMPADDR = 0x3f
-
-	sysIPV6_MSFILTER            = 0x4a
-	sysMCAST_JOIN_GROUP         = 0x50
-	sysMCAST_LEAVE_GROUP        = 0x51
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x52
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x53
-	sysMCAST_BLOCK_SOURCE       = 0x54
-	sysMCAST_UNBLOCK_SOURCE     = 0x55
-
-	sysIPV6_BOUND_IF = 0x7d
-
-	sysIPV6_PORTRANGE_DEFAULT = 0x0
-	sysIPV6_PORTRANGE_HIGH    = 0x1
-	sysIPV6_PORTRANGE_LOW     = 0x2
-
 	sizeofSockaddrStorage = 0x80
 	sizeofSockaddrInet6   = 0x1c
 	sizeofInet6Pktinfo    = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_dragonfly.go b/vendor/golang.org/x/net/ipv6/zsys_dragonfly.go
index cf3cc102..6b45a94f 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_dragonfly.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_dragonfly.go
@@ -4,52 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_UNICAST_HOPS   = 0x4
-	sysIPV6_MULTICAST_IF   = 0x9
-	sysIPV6_MULTICAST_HOPS = 0xa
-	sysIPV6_MULTICAST_LOOP = 0xb
-	sysIPV6_JOIN_GROUP     = 0xc
-	sysIPV6_LEAVE_GROUP    = 0xd
-	sysIPV6_PORTRANGE      = 0xe
-	sysICMP6_FILTER        = 0x12
-
-	sysIPV6_CHECKSUM = 0x1a
-	sysIPV6_V6ONLY   = 0x1b
-
-	sysIPV6_IPSEC_POLICY = 0x1c
-
-	sysIPV6_RTHDRDSTOPTS = 0x23
-	sysIPV6_RECVPKTINFO  = 0x24
-	sysIPV6_RECVHOPLIMIT = 0x25
-	sysIPV6_RECVRTHDR    = 0x26
-	sysIPV6_RECVHOPOPTS  = 0x27
-	sysIPV6_RECVDSTOPTS  = 0x28
-
-	sysIPV6_USE_MIN_MTU = 0x2a
-	sysIPV6_RECVPATHMTU = 0x2b
-
-	sysIPV6_PATHMTU = 0x2c
-
-	sysIPV6_PKTINFO  = 0x2e
-	sysIPV6_HOPLIMIT = 0x2f
-	sysIPV6_NEXTHOP  = 0x30
-	sysIPV6_HOPOPTS  = 0x31
-	sysIPV6_DSTOPTS  = 0x32
-	sysIPV6_RTHDR    = 0x33
-
-	sysIPV6_RECVTCLASS = 0x39
-
-	sysIPV6_AUTOFLOWLABEL = 0x3b
-
-	sysIPV6_TCLASS   = 0x3d
-	sysIPV6_DONTFRAG = 0x3e
-
-	sysIPV6_PREFER_TEMPADDR = 0x3f
-
-	sysIPV6_PORTRANGE_DEFAULT = 0x0
-	sysIPV6_PORTRANGE_HIGH    = 0x1
-	sysIPV6_PORTRANGE_LOW     = 0x2
-
 	sizeofSockaddrInet6 = 0x1c
 	sizeofInet6Pktinfo  = 0x14
 	sizeofIPv6Mtuinfo   = 0x20
diff --git a/vendor/golang.org/x/net/ipv6/zsys_freebsd_386.go b/vendor/golang.org/x/net/ipv6/zsys_freebsd_386.go
index 73f31b26..8da55925 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_freebsd_386.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_freebsd_386.go
@@ -4,64 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_UNICAST_HOPS   = 0x4
-	sysIPV6_MULTICAST_IF   = 0x9
-	sysIPV6_MULTICAST_HOPS = 0xa
-	sysIPV6_MULTICAST_LOOP = 0xb
-	sysIPV6_JOIN_GROUP     = 0xc
-	sysIPV6_LEAVE_GROUP    = 0xd
-	sysIPV6_PORTRANGE      = 0xe
-	sysICMP6_FILTER        = 0x12
-
-	sysIPV6_CHECKSUM = 0x1a
-	sysIPV6_V6ONLY   = 0x1b
-
-	sysIPV6_IPSEC_POLICY = 0x1c
-
-	sysIPV6_RTHDRDSTOPTS = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x24
-	sysIPV6_RECVHOPLIMIT = 0x25
-	sysIPV6_RECVRTHDR    = 0x26
-	sysIPV6_RECVHOPOPTS  = 0x27
-	sysIPV6_RECVDSTOPTS  = 0x28
-
-	sysIPV6_USE_MIN_MTU = 0x2a
-	sysIPV6_RECVPATHMTU = 0x2b
-
-	sysIPV6_PATHMTU = 0x2c
-
-	sysIPV6_PKTINFO  = 0x2e
-	sysIPV6_HOPLIMIT = 0x2f
-	sysIPV6_NEXTHOP  = 0x30
-	sysIPV6_HOPOPTS  = 0x31
-	sysIPV6_DSTOPTS  = 0x32
-	sysIPV6_RTHDR    = 0x33
-
-	sysIPV6_RECVTCLASS = 0x39
-
-	sysIPV6_AUTOFLOWLABEL = 0x3b
-
-	sysIPV6_TCLASS   = 0x3d
-	sysIPV6_DONTFRAG = 0x3e
-
-	sysIPV6_PREFER_TEMPADDR = 0x3f
-
-	sysIPV6_BINDANY = 0x40
-
-	sysIPV6_MSFILTER = 0x4a
-
-	sysMCAST_JOIN_GROUP         = 0x50
-	sysMCAST_LEAVE_GROUP        = 0x51
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x52
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x53
-	sysMCAST_BLOCK_SOURCE       = 0x54
-	sysMCAST_UNBLOCK_SOURCE     = 0x55
-
-	sysIPV6_PORTRANGE_DEFAULT = 0x0
-	sysIPV6_PORTRANGE_HIGH    = 0x1
-	sysIPV6_PORTRANGE_LOW     = 0x2
-
 	sizeofSockaddrStorage = 0x80
 	sizeofSockaddrInet6   = 0x1c
 	sizeofInet6Pktinfo    = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_freebsd_amd64.go b/vendor/golang.org/x/net/ipv6/zsys_freebsd_amd64.go
index 490ce7cf..72a1a65a 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_freebsd_amd64.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_freebsd_amd64.go
@@ -4,64 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_UNICAST_HOPS   = 0x4
-	sysIPV6_MULTICAST_IF   = 0x9
-	sysIPV6_MULTICAST_HOPS = 0xa
-	sysIPV6_MULTICAST_LOOP = 0xb
-	sysIPV6_JOIN_GROUP     = 0xc
-	sysIPV6_LEAVE_GROUP    = 0xd
-	sysIPV6_PORTRANGE      = 0xe
-	sysICMP6_FILTER        = 0x12
-
-	sysIPV6_CHECKSUM = 0x1a
-	sysIPV6_V6ONLY   = 0x1b
-
-	sysIPV6_IPSEC_POLICY = 0x1c
-
-	sysIPV6_RTHDRDSTOPTS = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x24
-	sysIPV6_RECVHOPLIMIT = 0x25
-	sysIPV6_RECVRTHDR    = 0x26
-	sysIPV6_RECVHOPOPTS  = 0x27
-	sysIPV6_RECVDSTOPTS  = 0x28
-
-	sysIPV6_USE_MIN_MTU = 0x2a
-	sysIPV6_RECVPATHMTU = 0x2b
-
-	sysIPV6_PATHMTU = 0x2c
-
-	sysIPV6_PKTINFO  = 0x2e
-	sysIPV6_HOPLIMIT = 0x2f
-	sysIPV6_NEXTHOP  = 0x30
-	sysIPV6_HOPOPTS  = 0x31
-	sysIPV6_DSTOPTS  = 0x32
-	sysIPV6_RTHDR    = 0x33
-
-	sysIPV6_RECVTCLASS = 0x39
-
-	sysIPV6_AUTOFLOWLABEL = 0x3b
-
-	sysIPV6_TCLASS   = 0x3d
-	sysIPV6_DONTFRAG = 0x3e
-
-	sysIPV6_PREFER_TEMPADDR = 0x3f
-
-	sysIPV6_BINDANY = 0x40
-
-	sysIPV6_MSFILTER = 0x4a
-
-	sysMCAST_JOIN_GROUP         = 0x50
-	sysMCAST_LEAVE_GROUP        = 0x51
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x52
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x53
-	sysMCAST_BLOCK_SOURCE       = 0x54
-	sysMCAST_UNBLOCK_SOURCE     = 0x55
-
-	sysIPV6_PORTRANGE_DEFAULT = 0x0
-	sysIPV6_PORTRANGE_HIGH    = 0x1
-	sysIPV6_PORTRANGE_LOW     = 0x2
-
 	sizeofSockaddrStorage = 0x80
 	sizeofSockaddrInet6   = 0x1c
 	sizeofInet6Pktinfo    = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_freebsd_arm.go b/vendor/golang.org/x/net/ipv6/zsys_freebsd_arm.go
index 490ce7cf..72a1a65a 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_freebsd_arm.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_freebsd_arm.go
@@ -4,64 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_UNICAST_HOPS   = 0x4
-	sysIPV6_MULTICAST_IF   = 0x9
-	sysIPV6_MULTICAST_HOPS = 0xa
-	sysIPV6_MULTICAST_LOOP = 0xb
-	sysIPV6_JOIN_GROUP     = 0xc
-	sysIPV6_LEAVE_GROUP    = 0xd
-	sysIPV6_PORTRANGE      = 0xe
-	sysICMP6_FILTER        = 0x12
-
-	sysIPV6_CHECKSUM = 0x1a
-	sysIPV6_V6ONLY   = 0x1b
-
-	sysIPV6_IPSEC_POLICY = 0x1c
-
-	sysIPV6_RTHDRDSTOPTS = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x24
-	sysIPV6_RECVHOPLIMIT = 0x25
-	sysIPV6_RECVRTHDR    = 0x26
-	sysIPV6_RECVHOPOPTS  = 0x27
-	sysIPV6_RECVDSTOPTS  = 0x28
-
-	sysIPV6_USE_MIN_MTU = 0x2a
-	sysIPV6_RECVPATHMTU = 0x2b
-
-	sysIPV6_PATHMTU = 0x2c
-
-	sysIPV6_PKTINFO  = 0x2e
-	sysIPV6_HOPLIMIT = 0x2f
-	sysIPV6_NEXTHOP  = 0x30
-	sysIPV6_HOPOPTS  = 0x31
-	sysIPV6_DSTOPTS  = 0x32
-	sysIPV6_RTHDR    = 0x33
-
-	sysIPV6_RECVTCLASS = 0x39
-
-	sysIPV6_AUTOFLOWLABEL = 0x3b
-
-	sysIPV6_TCLASS   = 0x3d
-	sysIPV6_DONTFRAG = 0x3e
-
-	sysIPV6_PREFER_TEMPADDR = 0x3f
-
-	sysIPV6_BINDANY = 0x40
-
-	sysIPV6_MSFILTER = 0x4a
-
-	sysMCAST_JOIN_GROUP         = 0x50
-	sysMCAST_LEAVE_GROUP        = 0x51
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x52
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x53
-	sysMCAST_BLOCK_SOURCE       = 0x54
-	sysMCAST_UNBLOCK_SOURCE     = 0x55
-
-	sysIPV6_PORTRANGE_DEFAULT = 0x0
-	sysIPV6_PORTRANGE_HIGH    = 0x1
-	sysIPV6_PORTRANGE_LOW     = 0x2
-
 	sizeofSockaddrStorage = 0x80
 	sizeofSockaddrInet6   = 0x1c
 	sizeofInet6Pktinfo    = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_freebsd_arm64.go b/vendor/golang.org/x/net/ipv6/zsys_freebsd_arm64.go
index 47e99ac9..5b39eb8d 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_freebsd_arm64.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_freebsd_arm64.go
@@ -4,64 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_UNICAST_HOPS   = 0x4
-	sysIPV6_MULTICAST_IF   = 0x9
-	sysIPV6_MULTICAST_HOPS = 0xa
-	sysIPV6_MULTICAST_LOOP = 0xb
-	sysIPV6_JOIN_GROUP     = 0xc
-	sysIPV6_LEAVE_GROUP    = 0xd
-	sysIPV6_PORTRANGE      = 0xe
-	sysICMP6_FILTER        = 0x12
-
-	sysIPV6_CHECKSUM = 0x1a
-	sysIPV6_V6ONLY   = 0x1b
-
-	sysIPV6_IPSEC_POLICY = 0x1c
-
-	sysIPV6_RTHDRDSTOPTS = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x24
-	sysIPV6_RECVHOPLIMIT = 0x25
-	sysIPV6_RECVRTHDR    = 0x26
-	sysIPV6_RECVHOPOPTS  = 0x27
-	sysIPV6_RECVDSTOPTS  = 0x28
-
-	sysIPV6_USE_MIN_MTU = 0x2a
-	sysIPV6_RECVPATHMTU = 0x2b
-
-	sysIPV6_PATHMTU = 0x2c
-
-	sysIPV6_PKTINFO  = 0x2e
-	sysIPV6_HOPLIMIT = 0x2f
-	sysIPV6_NEXTHOP  = 0x30
-	sysIPV6_HOPOPTS  = 0x31
-	sysIPV6_DSTOPTS  = 0x32
-	sysIPV6_RTHDR    = 0x33
-
-	sysIPV6_RECVTCLASS = 0x39
-
-	sysIPV6_AUTOFLOWLABEL = 0x3b
-
-	sysIPV6_TCLASS   = 0x3d
-	sysIPV6_DONTFRAG = 0x3e
-
-	sysIPV6_PREFER_TEMPADDR = 0x3f
-
-	sysIPV6_BINDANY = 0x40
-
-	sysIPV6_MSFILTER = 0x4a
-
-	sysMCAST_JOIN_GROUP         = 0x50
-	sysMCAST_LEAVE_GROUP        = 0x51
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x52
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x53
-	sysMCAST_BLOCK_SOURCE       = 0x54
-	sysMCAST_UNBLOCK_SOURCE     = 0x55
-
-	sysIPV6_PORTRANGE_DEFAULT = 0x0
-	sysIPV6_PORTRANGE_HIGH    = 0x1
-	sysIPV6_PORTRANGE_LOW     = 0x2
-
 	sizeofSockaddrStorage = 0x80
 	sizeofSockaddrInet6   = 0x1c
 	sizeofInet6Pktinfo    = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_386.go b/vendor/golang.org/x/net/ipv6/zsys_linux_386.go
index bde4a8f8..ad71871b 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_386.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_386.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_amd64.go b/vendor/golang.org/x/net/ipv6/zsys_linux_amd64.go
index 992ac9ec..2514ab9a 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_amd64.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_amd64.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_arm.go b/vendor/golang.org/x/net/ipv6/zsys_linux_arm.go
index bde4a8f8..ad71871b 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_arm.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_arm.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_arm64.go b/vendor/golang.org/x/net/ipv6/zsys_linux_arm64.go
index 992ac9ec..2514ab9a 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_arm64.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_arm64.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_mips.go b/vendor/golang.org/x/net/ipv6/zsys_linux_mips.go
index bde4a8f8..ad71871b 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_mips.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_mips.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_mips64.go b/vendor/golang.org/x/net/ipv6/zsys_linux_mips64.go
index 992ac9ec..2514ab9a 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_mips64.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_mips64.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_mips64le.go b/vendor/golang.org/x/net/ipv6/zsys_linux_mips64le.go
index 992ac9ec..2514ab9a 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_mips64le.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_mips64le.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_mipsle.go b/vendor/golang.org/x/net/ipv6/zsys_linux_mipsle.go
index bde4a8f8..ad71871b 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_mipsle.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_mipsle.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_ppc.go b/vendor/golang.org/x/net/ipv6/zsys_linux_ppc.go
index 66fd2361..d06c2ade 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_ppc.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_ppc.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_ppc64.go b/vendor/golang.org/x/net/ipv6/zsys_linux_ppc64.go
index 992ac9ec..2514ab9a 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_ppc64.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_ppc64.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_ppc64le.go b/vendor/golang.org/x/net/ipv6/zsys_linux_ppc64le.go
index 992ac9ec..2514ab9a 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_ppc64le.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_ppc64le.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_riscv64.go b/vendor/golang.org/x/net/ipv6/zsys_linux_riscv64.go
index 2072c313..d4f78e40 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_riscv64.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_riscv64.go
@@ -7,86 +7,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_linux_s390x.go b/vendor/golang.org/x/net/ipv6/zsys_linux_s390x.go
index 992ac9ec..2514ab9a 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_linux_s390x.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_linux_s390x.go
@@ -4,86 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDRFORM       = 0x1
-	sysIPV6_2292PKTINFO    = 0x2
-	sysIPV6_2292HOPOPTS    = 0x3
-	sysIPV6_2292DSTOPTS    = 0x4
-	sysIPV6_2292RTHDR      = 0x5
-	sysIPV6_2292PKTOPTIONS = 0x6
-	sysIPV6_CHECKSUM       = 0x7
-	sysIPV6_2292HOPLIMIT   = 0x8
-	sysIPV6_NEXTHOP        = 0x9
-	sysIPV6_FLOWINFO       = 0xb
-
-	sysIPV6_UNICAST_HOPS        = 0x10
-	sysIPV6_MULTICAST_IF        = 0x11
-	sysIPV6_MULTICAST_HOPS      = 0x12
-	sysIPV6_MULTICAST_LOOP      = 0x13
-	sysIPV6_ADD_MEMBERSHIP      = 0x14
-	sysIPV6_DROP_MEMBERSHIP     = 0x15
-	sysMCAST_JOIN_GROUP         = 0x2a
-	sysMCAST_LEAVE_GROUP        = 0x2d
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2e
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2f
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_MSFILTER           = 0x30
-	sysIPV6_ROUTER_ALERT        = 0x16
-	sysIPV6_MTU_DISCOVER        = 0x17
-	sysIPV6_MTU                 = 0x18
-	sysIPV6_RECVERR             = 0x19
-	sysIPV6_V6ONLY              = 0x1a
-	sysIPV6_JOIN_ANYCAST        = 0x1b
-	sysIPV6_LEAVE_ANYCAST       = 0x1c
-
-	sysIPV6_FLOWLABEL_MGR = 0x20
-	sysIPV6_FLOWINFO_SEND = 0x21
-
-	sysIPV6_IPSEC_POLICY = 0x22
-	sysIPV6_XFRM_POLICY  = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x31
-	sysIPV6_PKTINFO      = 0x32
-	sysIPV6_RECVHOPLIMIT = 0x33
-	sysIPV6_HOPLIMIT     = 0x34
-	sysIPV6_RECVHOPOPTS  = 0x35
-	sysIPV6_HOPOPTS      = 0x36
-	sysIPV6_RTHDRDSTOPTS = 0x37
-	sysIPV6_RECVRTHDR    = 0x38
-	sysIPV6_RTHDR        = 0x39
-	sysIPV6_RECVDSTOPTS  = 0x3a
-	sysIPV6_DSTOPTS      = 0x3b
-	sysIPV6_RECVPATHMTU  = 0x3c
-	sysIPV6_PATHMTU      = 0x3d
-	sysIPV6_DONTFRAG     = 0x3e
-
-	sysIPV6_RECVTCLASS = 0x42
-	sysIPV6_TCLASS     = 0x43
-
-	sysIPV6_ADDR_PREFERENCES = 0x48
-
-	sysIPV6_PREFER_SRC_TMP            = 0x1
-	sysIPV6_PREFER_SRC_PUBLIC         = 0x2
-	sysIPV6_PREFER_SRC_PUBTMP_DEFAULT = 0x100
-	sysIPV6_PREFER_SRC_COA            = 0x4
-	sysIPV6_PREFER_SRC_HOME           = 0x400
-	sysIPV6_PREFER_SRC_CGA            = 0x8
-	sysIPV6_PREFER_SRC_NONCGA         = 0x800
-
-	sysIPV6_MINHOPCOUNT = 0x49
-
-	sysIPV6_ORIGDSTADDR     = 0x4a
-	sysIPV6_RECVORIGDSTADDR = 0x4a
-	sysIPV6_TRANSPARENT     = 0x4b
-	sysIPV6_UNICAST_IF      = 0x4c
-
-	sysICMPV6_FILTER = 0x1
-
-	sysICMPV6_FILTER_BLOCK       = 0x1
-	sysICMPV6_FILTER_PASS        = 0x2
-	sysICMPV6_FILTER_BLOCKOTHERS = 0x3
-	sysICMPV6_FILTER_PASSONLY    = 0x4
-
 	sizeofKernelSockaddrStorage = 0x80
 	sizeofSockaddrInet6         = 0x1c
 	sizeofInet6Pktinfo          = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_netbsd.go b/vendor/golang.org/x/net/ipv6/zsys_netbsd.go
index e39571e0..f7335d5a 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_netbsd.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_netbsd.go
@@ -4,48 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_UNICAST_HOPS   = 0x4
-	sysIPV6_MULTICAST_IF   = 0x9
-	sysIPV6_MULTICAST_HOPS = 0xa
-	sysIPV6_MULTICAST_LOOP = 0xb
-	sysIPV6_JOIN_GROUP     = 0xc
-	sysIPV6_LEAVE_GROUP    = 0xd
-	sysIPV6_PORTRANGE      = 0xe
-	sysICMP6_FILTER        = 0x12
-
-	sysIPV6_CHECKSUM = 0x1a
-	sysIPV6_V6ONLY   = 0x1b
-
-	sysIPV6_IPSEC_POLICY = 0x1c
-
-	sysIPV6_RTHDRDSTOPTS = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x24
-	sysIPV6_RECVHOPLIMIT = 0x25
-	sysIPV6_RECVRTHDR    = 0x26
-	sysIPV6_RECVHOPOPTS  = 0x27
-	sysIPV6_RECVDSTOPTS  = 0x28
-
-	sysIPV6_USE_MIN_MTU = 0x2a
-	sysIPV6_RECVPATHMTU = 0x2b
-	sysIPV6_PATHMTU     = 0x2c
-
-	sysIPV6_PKTINFO  = 0x2e
-	sysIPV6_HOPLIMIT = 0x2f
-	sysIPV6_NEXTHOP  = 0x30
-	sysIPV6_HOPOPTS  = 0x31
-	sysIPV6_DSTOPTS  = 0x32
-	sysIPV6_RTHDR    = 0x33
-
-	sysIPV6_RECVTCLASS = 0x39
-
-	sysIPV6_TCLASS   = 0x3d
-	sysIPV6_DONTFRAG = 0x3e
-
-	sysIPV6_PORTRANGE_DEFAULT = 0x0
-	sysIPV6_PORTRANGE_HIGH    = 0x1
-	sysIPV6_PORTRANGE_LOW     = 0x2
-
 	sizeofSockaddrInet6 = 0x1c
 	sizeofInet6Pktinfo  = 0x14
 	sizeofIPv6Mtuinfo   = 0x20
diff --git a/vendor/golang.org/x/net/ipv6/zsys_openbsd.go b/vendor/golang.org/x/net/ipv6/zsys_openbsd.go
index cc1899a6..6d159281 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_openbsd.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_openbsd.go
@@ -4,57 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_UNICAST_HOPS   = 0x4
-	sysIPV6_MULTICAST_IF   = 0x9
-	sysIPV6_MULTICAST_HOPS = 0xa
-	sysIPV6_MULTICAST_LOOP = 0xb
-	sysIPV6_JOIN_GROUP     = 0xc
-	sysIPV6_LEAVE_GROUP    = 0xd
-	sysIPV6_PORTRANGE      = 0xe
-	sysICMP6_FILTER        = 0x12
-
-	sysIPV6_CHECKSUM = 0x1a
-	sysIPV6_V6ONLY   = 0x1b
-
-	sysIPV6_RTHDRDSTOPTS = 0x23
-
-	sysIPV6_RECVPKTINFO  = 0x24
-	sysIPV6_RECVHOPLIMIT = 0x25
-	sysIPV6_RECVRTHDR    = 0x26
-	sysIPV6_RECVHOPOPTS  = 0x27
-	sysIPV6_RECVDSTOPTS  = 0x28
-
-	sysIPV6_USE_MIN_MTU = 0x2a
-	sysIPV6_RECVPATHMTU = 0x2b
-
-	sysIPV6_PATHMTU = 0x2c
-
-	sysIPV6_PKTINFO  = 0x2e
-	sysIPV6_HOPLIMIT = 0x2f
-	sysIPV6_NEXTHOP  = 0x30
-	sysIPV6_HOPOPTS  = 0x31
-	sysIPV6_DSTOPTS  = 0x32
-	sysIPV6_RTHDR    = 0x33
-
-	sysIPV6_AUTH_LEVEL        = 0x35
-	sysIPV6_ESP_TRANS_LEVEL   = 0x36
-	sysIPV6_ESP_NETWORK_LEVEL = 0x37
-	sysIPSEC6_OUTSA           = 0x38
-	sysIPV6_RECVTCLASS        = 0x39
-
-	sysIPV6_AUTOFLOWLABEL = 0x3b
-	sysIPV6_IPCOMP_LEVEL  = 0x3c
-
-	sysIPV6_TCLASS   = 0x3d
-	sysIPV6_DONTFRAG = 0x3e
-	sysIPV6_PIPEX    = 0x3f
-
-	sysIPV6_RTABLE = 0x1021
-
-	sysIPV6_PORTRANGE_DEFAULT = 0x0
-	sysIPV6_PORTRANGE_HIGH    = 0x1
-	sysIPV6_PORTRANGE_LOW     = 0x2
-
 	sizeofSockaddrInet6 = 0x1c
 	sizeofInet6Pktinfo  = 0x14
 	sizeofIPv6Mtuinfo   = 0x20
diff --git a/vendor/golang.org/x/net/ipv6/zsys_solaris.go b/vendor/golang.org/x/net/ipv6/zsys_solaris.go
index 690eef93..17161974 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_solaris.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_solaris.go
@@ -4,74 +4,6 @@
 package ipv6
 
 const (
-	sysIPV6_UNICAST_HOPS   = 0x5
-	sysIPV6_MULTICAST_IF   = 0x6
-	sysIPV6_MULTICAST_HOPS = 0x7
-	sysIPV6_MULTICAST_LOOP = 0x8
-	sysIPV6_JOIN_GROUP     = 0x9
-	sysIPV6_LEAVE_GROUP    = 0xa
-
-	sysIPV6_PKTINFO = 0xb
-
-	sysIPV6_HOPLIMIT = 0xc
-	sysIPV6_NEXTHOP  = 0xd
-	sysIPV6_HOPOPTS  = 0xe
-	sysIPV6_DSTOPTS  = 0xf
-
-	sysIPV6_RTHDR        = 0x10
-	sysIPV6_RTHDRDSTOPTS = 0x11
-
-	sysIPV6_RECVPKTINFO  = 0x12
-	sysIPV6_RECVHOPLIMIT = 0x13
-	sysIPV6_RECVHOPOPTS  = 0x14
-
-	sysIPV6_RECVRTHDR = 0x16
-
-	sysIPV6_RECVRTHDRDSTOPTS = 0x17
-
-	sysIPV6_CHECKSUM        = 0x18
-	sysIPV6_RECVTCLASS      = 0x19
-	sysIPV6_USE_MIN_MTU     = 0x20
-	sysIPV6_DONTFRAG        = 0x21
-	sysIPV6_SEC_OPT         = 0x22
-	sysIPV6_SRC_PREFERENCES = 0x23
-	sysIPV6_RECVPATHMTU     = 0x24
-	sysIPV6_PATHMTU         = 0x25
-	sysIPV6_TCLASS          = 0x26
-	sysIPV6_V6ONLY          = 0x27
-
-	sysIPV6_RECVDSTOPTS = 0x28
-
-	sysMCAST_JOIN_GROUP         = 0x29
-	sysMCAST_LEAVE_GROUP        = 0x2a
-	sysMCAST_BLOCK_SOURCE       = 0x2b
-	sysMCAST_UNBLOCK_SOURCE     = 0x2c
-	sysMCAST_JOIN_SOURCE_GROUP  = 0x2d
-	sysMCAST_LEAVE_SOURCE_GROUP = 0x2e
-
-	sysIPV6_PREFER_SRC_HOME   = 0x1
-	sysIPV6_PREFER_SRC_COA    = 0x2
-	sysIPV6_PREFER_SRC_PUBLIC = 0x4
-	sysIPV6_PREFER_SRC_TMP    = 0x8
-	sysIPV6_PREFER_SRC_NONCGA = 0x10
-	sysIPV6_PREFER_SRC_CGA    = 0x20
-
-	sysIPV6_PREFER_SRC_MIPMASK    = 0x3
-	sysIPV6_PREFER_SRC_MIPDEFAULT = 0x1
-	sysIPV6_PREFER_SRC_TMPMASK    = 0xc
-	sysIPV6_PREFER_SRC_TMPDEFAULT = 0x4
-	sysIPV6_PREFER_SRC_CGAMASK    = 0x30
-	sysIPV6_PREFER_SRC_CGADEFAULT = 0x10
-
-	sysIPV6_PREFER_SRC_MASK = 0x3f
-
-	sysIPV6_PREFER_SRC_DEFAULT = 0x15
-
-	sysIPV6_BOUND_IF   = 0x41
-	sysIPV6_UNSPEC_SRC = 0x42
-
-	sysICMP6_FILTER = 0x1
-
 	sizeofSockaddrStorage = 0x100
 	sizeofSockaddrInet6   = 0x20
 	sizeofInet6Pktinfo    = 0x14
diff --git a/vendor/golang.org/x/net/ipv6/zsys_zos_s390x.go b/vendor/golang.org/x/net/ipv6/zsys_zos_s390x.go
index 3f980691..7c756459 100644
--- a/vendor/golang.org/x/net/ipv6/zsys_zos_s390x.go
+++ b/vendor/golang.org/x/net/ipv6/zsys_zos_s390x.go
@@ -8,50 +8,6 @@
 package ipv6
 
 const (
-	sysIPV6_ADDR_PREFERENCES  = 32
-	sysIPV6_CHECKSUM          = 19
-	sysIPV6_DONTFRAG          = 29
-	sysIPV6_DSTOPTS           = 23
-	sysIPV6_HOPLIMIT          = 11
-	sysIPV6_HOPOPTS           = 22
-	sysIPV6_JOIN_GROUP        = 5
-	sysIPV6_LEAVE_GROUP       = 6
-	sysIPV6_MULTICAST_HOPS    = 9
-	sysIPV6_MULTICAST_IF      = 7
-	sysIPV6_MULTICAST_LOOP    = 4
-	sysIPV6_NEXTHOP           = 20
-	sysIPV6_PATHMTU           = 12
-	sysIPV6_PKTINFO           = 13
-	sysIPV6_PREFER_SRC_CGA    = 0x10
-	sysIPV6_PREFER_SRC_COA    = 0x02
-	sysIPV6_PREFER_SRC_HOME   = 0x01
-	sysIPV6_PREFER_SRC_NONCGA = 0x20
-	sysIPV6_PREFER_SRC_PUBLIC = 0x08
-	sysIPV6_PREFER_SRC_TMP    = 0x04
-	sysIPV6_RECVDSTOPTS       = 28
-	sysIPV6_RECVHOPLIMIT      = 14
-	sysIPV6_RECVHOPOPTS       = 26
-	sysIPV6_RECVPATHMTU       = 16
-	sysIPV6_RECVPKTINFO       = 15
-	sysIPV6_RECVRTHDR         = 25
-	sysIPV6_RECVTCLASS        = 31
-	sysIPV6_RTHDR             = 21
-	sysIPV6_RTHDRDSTOPTS      = 24
-	sysIPV6_RTHDR_TYPE_0      = 0
-	sysIPV6_TCLASS            = 30
-	sysIPV6_UNICAST_HOPS      = 3
-	sysIPV6_USE_MIN_MTU       = 18
-	sysIPV6_V6ONLY            = 10
-
-	sysMCAST_JOIN_GROUP         = 40
-	sysMCAST_LEAVE_GROUP        = 41
-	sysMCAST_JOIN_SOURCE_GROUP  = 42
-	sysMCAST_LEAVE_SOURCE_GROUP = 43
-	sysMCAST_BLOCK_SOURCE       = 44
-	sysMCAST_UNBLOCK_SOURCE     = 45
-
-	sysICMP6_FILTER = 0x1
-
 	sizeofSockaddrStorage = 128
 	sizeofICMPv6Filter    = 32
 	sizeofInet6Pktinfo    = 20
diff --git a/vendor/golang.org/x/sys/unix/mkerrors.sh b/vendor/golang.org/x/sys/unix/mkerrors.sh
index c4e3e1ee..3f670fab 100644
--- a/vendor/golang.org/x/sys/unix/mkerrors.sh
+++ b/vendor/golang.org/x/sys/unix/mkerrors.sh
@@ -239,6 +239,7 @@ struct ltchars {
 #include <linux/netfilter/nfnetlink.h>
 #include <linux/netlink.h>
 #include <linux/net_namespace.h>
+#include <linux/nfc.h>
 #include <linux/nsfs.h>
 #include <linux/perf_event.h>
 #include <linux/pps.h>
@@ -502,6 +503,9 @@ ccflags="$@"
 		$2 ~ /^LO_(KEY|NAME)_SIZE$/ ||
 		$2 ~ /^LOOP_(CLR|CTL|GET|SET)_/ ||
 		$2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|TCP|MCAST|EVFILT|NOTE|SHUT|PROT|MAP|MFD|T?PACKET|MSG|SCM|MCL|DT|MADV|PR|LOCAL)_/ ||
+		$2 ~ /^NFC_(GENL|PROTO|COMM|RF|SE|DIRECTION|LLCP|SOCKPROTO)_/ ||
+		$2 ~ /^NFC_.*_(MAX)?SIZE$/ ||
+		$2 ~ /^RAW_PAYLOAD_/ ||
 		$2 ~ /^TP_STATUS_/ ||
 		$2 ~ /^FALLOC_/ ||
 		$2 ~ /^ICMPV?6?_(FILTER|SEC)/ ||
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux.go b/vendor/golang.org/x/sys/unix/syscall_linux.go
index 2dd7c8e3..41b91fdf 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux.go
@@ -904,6 +904,46 @@ func (sa *SockaddrIUCV) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrIUCV, nil
 }
 
+type SockaddrNFC struct {
+	DeviceIdx   uint32
+	TargetIdx   uint32
+	NFCProtocol uint32
+	raw         RawSockaddrNFC
+}
+
+func (sa *SockaddrNFC) sockaddr() (unsafe.Pointer, _Socklen, error) {
+	sa.raw.Sa_family = AF_NFC
+	sa.raw.Dev_idx = sa.DeviceIdx
+	sa.raw.Target_idx = sa.TargetIdx
+	sa.raw.Nfc_protocol = sa.NFCProtocol
+	return unsafe.Pointer(&sa.raw), SizeofSockaddrNFC, nil
+}
+
+type SockaddrNFCLLCP struct {
+	DeviceIdx      uint32
+	TargetIdx      uint32
+	NFCProtocol    uint32
+	DestinationSAP uint8
+	SourceSAP      uint8
+	ServiceName    string
+	raw            RawSockaddrNFCLLCP
+}
+
+func (sa *SockaddrNFCLLCP) sockaddr() (unsafe.Pointer, _Socklen, error) {
+	sa.raw.Sa_family = AF_NFC
+	sa.raw.Dev_idx = sa.DeviceIdx
+	sa.raw.Target_idx = sa.TargetIdx
+	sa.raw.Nfc_protocol = sa.NFCProtocol
+	sa.raw.Dsap = sa.DestinationSAP
+	sa.raw.Ssap = sa.SourceSAP
+	if len(sa.ServiceName) > len(sa.raw.Service_name) {
+		return nil, 0, EINVAL
+	}
+	copy(sa.raw.Service_name[:], sa.ServiceName)
+	sa.raw.SetServiceNameLen(len(sa.ServiceName))
+	return unsafe.Pointer(&sa.raw), SizeofSockaddrNFCLLCP, nil
+}
+
 var socketProtocol = func(fd int) (int, error) {
 	return GetsockoptInt(fd, SOL_SOCKET, SO_PROTOCOL)
 }
@@ -1144,6 +1184,37 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 			}
 			return sa, nil
 		}
+	case AF_NFC:
+		proto, err := socketProtocol(fd)
+		if err != nil {
+			return nil, err
+		}
+		switch proto {
+		case NFC_SOCKPROTO_RAW:
+			pp := (*RawSockaddrNFC)(unsafe.Pointer(rsa))
+			sa := &SockaddrNFC{
+				DeviceIdx:   pp.Dev_idx,
+				TargetIdx:   pp.Target_idx,
+				NFCProtocol: pp.Nfc_protocol,
+			}
+			return sa, nil
+		case NFC_SOCKPROTO_LLCP:
+			pp := (*RawSockaddrNFCLLCP)(unsafe.Pointer(rsa))
+			if uint64(pp.Service_name_len) > uint64(len(pp.Service_name)) {
+				return nil, EINVAL
+			}
+			sa := &SockaddrNFCLLCP{
+				DeviceIdx:      pp.Dev_idx,
+				TargetIdx:      pp.Target_idx,
+				NFCProtocol:    pp.Nfc_protocol,
+				DestinationSAP: pp.Dsap,
+				SourceSAP:      pp.Ssap,
+				ServiceName:    string(pp.Service_name[:pp.Service_name_len]),
+			}
+			return sa, nil
+		default:
+			return nil, EINVAL
+		}
 	}
 	return nil, EAFNOSUPPORT
 }
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_386.go b/vendor/golang.org/x/sys/unix/syscall_linux_386.go
index 7b52e5d8..b430536c 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux_386.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_386.go
@@ -378,6 +378,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint32(length)
 }
 
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+	rsa.Service_name_len = uint32(length)
+}
+
 //sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
 
 func Poll(fds []PollFd, timeout int) (n int, err error) {
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_amd64.go b/vendor/golang.org/x/sys/unix/syscall_linux_amd64.go
index 28b76411..85cd97da 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux_amd64.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_amd64.go
@@ -172,6 +172,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint64(length)
 }
 
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+	rsa.Service_name_len = uint64(length)
+}
+
 //sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
 
 func Poll(fds []PollFd, timeout int) (n int, err error) {
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_arm.go b/vendor/golang.org/x/sys/unix/syscall_linux_arm.go
index 68877728..39a864d4 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux_arm.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_arm.go
@@ -256,6 +256,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint32(length)
 }
 
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+	rsa.Service_name_len = uint32(length)
+}
+
 //sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
 
 func Poll(fds []PollFd, timeout int) (n int, err error) {
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_arm64.go b/vendor/golang.org/x/sys/unix/syscall_linux_arm64.go
index 7ed70347..7f27ebf2 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux_arm64.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_arm64.go
@@ -207,6 +207,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint64(length)
 }
 
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+	rsa.Service_name_len = uint64(length)
+}
+
 func InotifyInit() (fd int, err error) {
 	return InotifyInit1(0)
 }
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_mips64x.go b/vendor/golang.org/x/sys/unix/syscall_linux_mips64x.go
index 06dec06f..27aee81d 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux_mips64x.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_mips64x.go
@@ -217,6 +217,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint64(length)
 }
 
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+	rsa.Service_name_len = uint64(length)
+}
+
 func InotifyInit() (fd int, err error) {
 	return InotifyInit1(0)
 }
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_mipsx.go b/vendor/golang.org/x/sys/unix/syscall_linux_mipsx.go
index 8f0d0a5b..3a5621e3 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux_mipsx.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_mipsx.go
@@ -229,6 +229,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint32(length)
 }
 
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+	rsa.Service_name_len = uint32(length)
+}
+
 //sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
 
 func Poll(fds []PollFd, timeout int) (n int, err error) {
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_ppc.go b/vendor/golang.org/x/sys/unix/syscall_linux_ppc.go
index 7e65e088..cf0d36f7 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux_ppc.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_ppc.go
@@ -215,6 +215,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint32(length)
 }
 
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+	rsa.Service_name_len = uint32(length)
+}
+
 //sysnb	pipe(p *[2]_C_int) (err error)
 
 func Pipe(p []int) (err error) {
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_ppc64x.go b/vendor/golang.org/x/sys/unix/syscall_linux_ppc64x.go
index 0b1f0d6d..5259a5fe 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux_ppc64x.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_ppc64x.go
@@ -100,6 +100,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint64(length)
 }
 
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+	rsa.Service_name_len = uint64(length)
+}
+
 //sysnb	pipe(p *[2]_C_int) (err error)
 
 func Pipe(p []int) (err error) {
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go b/vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go
index ce9bcd31..8ef821e5 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_riscv64.go
@@ -188,6 +188,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint64(length)
 }
 
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+	rsa.Service_name_len = uint64(length)
+}
+
 func InotifyInit() (fd int, err error) {
 	return InotifyInit1(0)
 }
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_s390x.go b/vendor/golang.org/x/sys/unix/syscall_linux_s390x.go
index a1e45694..a1c0574b 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux_s390x.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_s390x.go
@@ -129,6 +129,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint64(length)
 }
 
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+	rsa.Service_name_len = uint64(length)
+}
+
 // Linux on s390x uses the old mmap interface, which requires arguments to be passed in a struct.
 // mmap2 also requires arguments to be passed in a struct; it is currently not exposed in <asm/unistd.h>.
 func mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) {
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux_sparc64.go b/vendor/golang.org/x/sys/unix/syscall_linux_sparc64.go
index 49055a3c..de14b889 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux_sparc64.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux_sparc64.go
@@ -116,6 +116,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint64(length)
 }
 
+func (rsa *RawSockaddrNFCLLCP) SetServiceNameLen(length int) {
+	rsa.Service_name_len = uint64(length)
+}
+
 //sysnb	pipe(p *[2]_C_int) (err error)
 
 func Pipe(p []int) (err error) {
diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux.go b/vendor/golang.org/x/sys/unix/zerrors_linux.go
index 4e4583b6..c3fa2248 100644
--- a/vendor/golang.org/x/sys/unix/zerrors_linux.go
+++ b/vendor/golang.org/x/sys/unix/zerrors_linux.go
@@ -1566,6 +1566,59 @@ const (
 	NETLINK_XFRM                                = 0x6
 	NETNSA_MAX                                  = 0x5
 	NETNSA_NSID_NOT_ASSIGNED                    = -0x1
+	NFC_ATR_REQ_GB_MAXSIZE                      = 0x30
+	NFC_ATR_REQ_MAXSIZE                         = 0x40
+	NFC_ATR_RES_GB_MAXSIZE                      = 0x2f
+	NFC_ATR_RES_MAXSIZE                         = 0x40
+	NFC_COMM_ACTIVE                             = 0x0
+	NFC_COMM_PASSIVE                            = 0x1
+	NFC_DEVICE_NAME_MAXSIZE                     = 0x8
+	NFC_DIRECTION_RX                            = 0x0
+	NFC_DIRECTION_TX                            = 0x1
+	NFC_FIRMWARE_NAME_MAXSIZE                   = 0x20
+	NFC_GB_MAXSIZE                              = 0x30
+	NFC_GENL_MCAST_EVENT_NAME                   = "events"
+	NFC_GENL_NAME                               = "nfc"
+	NFC_GENL_VERSION                            = 0x1
+	NFC_HEADER_SIZE                             = 0x1
+	NFC_ISO15693_UID_MAXSIZE                    = 0x8
+	NFC_LLCP_MAX_SERVICE_NAME                   = 0x3f
+	NFC_LLCP_MIUX                               = 0x1
+	NFC_LLCP_REMOTE_LTO                         = 0x3
+	NFC_LLCP_REMOTE_MIU                         = 0x2
+	NFC_LLCP_REMOTE_RW                          = 0x4
+	NFC_LLCP_RW                                 = 0x0
+	NFC_NFCID1_MAXSIZE                          = 0xa
+	NFC_NFCID2_MAXSIZE                          = 0x8
+	NFC_NFCID3_MAXSIZE                          = 0xa
+	NFC_PROTO_FELICA                            = 0x3
+	NFC_PROTO_FELICA_MASK                       = 0x8
+	NFC_PROTO_ISO14443                          = 0x4
+	NFC_PROTO_ISO14443_B                        = 0x6
+	NFC_PROTO_ISO14443_B_MASK                   = 0x40
+	NFC_PROTO_ISO14443_MASK                     = 0x10
+	NFC_PROTO_ISO15693                          = 0x7
+	NFC_PROTO_ISO15693_MASK                     = 0x80
+	NFC_PROTO_JEWEL                             = 0x1
+	NFC_PROTO_JEWEL_MASK                        = 0x2
+	NFC_PROTO_MAX                               = 0x8
+	NFC_PROTO_MIFARE                            = 0x2
+	NFC_PROTO_MIFARE_MASK                       = 0x4
+	NFC_PROTO_NFC_DEP                           = 0x5
+	NFC_PROTO_NFC_DEP_MASK                      = 0x20
+	NFC_RAW_HEADER_SIZE                         = 0x2
+	NFC_RF_INITIATOR                            = 0x0
+	NFC_RF_NONE                                 = 0x2
+	NFC_RF_TARGET                               = 0x1
+	NFC_SENSB_RES_MAXSIZE                       = 0xc
+	NFC_SENSF_RES_MAXSIZE                       = 0x12
+	NFC_SE_DISABLED                             = 0x0
+	NFC_SE_EMBEDDED                             = 0x2
+	NFC_SE_ENABLED                              = 0x1
+	NFC_SE_UICC                                 = 0x1
+	NFC_SOCKPROTO_LLCP                          = 0x1
+	NFC_SOCKPROTO_MAX                           = 0x2
+	NFC_SOCKPROTO_RAW                           = 0x0
 	NFNETLINK_V0                                = 0x0
 	NFNLGRP_ACCT_QUOTA                          = 0x8
 	NFNLGRP_CONNTRACK_DESTROY                   = 0x3
@@ -1991,6 +2044,11 @@ const (
 	QNX4_SUPER_MAGIC                            = 0x2f
 	QNX6_SUPER_MAGIC                            = 0x68191122
 	RAMFS_MAGIC                                 = 0x858458f6
+	RAW_PAYLOAD_DIGITAL                         = 0x3
+	RAW_PAYLOAD_HCI                             = 0x2
+	RAW_PAYLOAD_LLCP                            = 0x0
+	RAW_PAYLOAD_NCI                             = 0x1
+	RAW_PAYLOAD_PROPRIETARY                     = 0x4
 	RDTGROUP_SUPER_MAGIC                        = 0x7655821
 	REISERFS_SUPER_MAGIC                        = 0x52654973
 	RENAME_EXCHANGE                             = 0x2
diff --git a/vendor/golang.org/x/sys/unix/ztypes_dragonfly_amd64.go b/vendor/golang.org/x/sys/unix/ztypes_dragonfly_amd64.go
index 1d049d7a..d0ba8e9b 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_dragonfly_amd64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_dragonfly_amd64.go
@@ -431,6 +431,9 @@ type Winsize struct {
 const (
 	AT_FDCWD            = 0xfffafdcd
 	AT_SYMLINK_NOFOLLOW = 0x1
+	AT_REMOVEDIR        = 0x2
+	AT_EACCESS          = 0x4
+	AT_SYMLINK_FOLLOW   = 0x8
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_freebsd_386.go b/vendor/golang.org/x/sys/unix/ztypes_freebsd_386.go
index c51bc88f..1f99c024 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_freebsd_386.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_freebsd_386.go
@@ -672,9 +672,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_REMOVEDIR        = 0x800
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_freebsd_amd64.go b/vendor/golang.org/x/sys/unix/ztypes_freebsd_amd64.go
index 395b6918..ddf0305a 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_freebsd_amd64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_freebsd_amd64.go
@@ -675,9 +675,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_REMOVEDIR        = 0x800
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm.go b/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm.go
index d3f9d254..dce0a5c8 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm.go
@@ -656,9 +656,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_REMOVEDIR        = 0x800
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm64.go b/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm64.go
index 434d6e8e..e2324470 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm64.go
@@ -653,9 +653,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_REMOVEDIR        = 0x800
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux.go b/vendor/golang.org/x/sys/unix/ztypes_linux.go
index c9b2c9aa..72887abe 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux.go
@@ -351,6 +351,13 @@ type RawSockaddrIUCV struct {
 	Name    [8]int8
 }
 
+type RawSockaddrNFC struct {
+	Sa_family    uint16
+	Dev_idx      uint32
+	Target_idx   uint32
+	Nfc_protocol uint32
+}
+
 type _Socklen uint32
 
 type Linger struct {
@@ -464,6 +471,7 @@ const (
 	SizeofSockaddrL2TPIP    = 0x10
 	SizeofSockaddrL2TPIP6   = 0x20
 	SizeofSockaddrIUCV      = 0x20
+	SizeofSockaddrNFC       = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc
@@ -3828,3 +3836,72 @@ const (
 	MTD_FILE_MODE_OTP_USER    = 0x2
 	MTD_FILE_MODE_RAW         = 0x3
 )
+
+const (
+	NFC_CMD_UNSPEC                    = 0x0
+	NFC_CMD_GET_DEVICE                = 0x1
+	NFC_CMD_DEV_UP                    = 0x2
+	NFC_CMD_DEV_DOWN                  = 0x3
+	NFC_CMD_DEP_LINK_UP               = 0x4
+	NFC_CMD_DEP_LINK_DOWN             = 0x5
+	NFC_CMD_START_POLL                = 0x6
+	NFC_CMD_STOP_POLL                 = 0x7
+	NFC_CMD_GET_TARGET                = 0x8
+	NFC_EVENT_TARGETS_FOUND           = 0x9
+	NFC_EVENT_DEVICE_ADDED            = 0xa
+	NFC_EVENT_DEVICE_REMOVED          = 0xb
+	NFC_EVENT_TARGET_LOST             = 0xc
+	NFC_EVENT_TM_ACTIVATED            = 0xd
+	NFC_EVENT_TM_DEACTIVATED          = 0xe
+	NFC_CMD_LLC_GET_PARAMS            = 0xf
+	NFC_CMD_LLC_SET_PARAMS            = 0x10
+	NFC_CMD_ENABLE_SE                 = 0x11
+	NFC_CMD_DISABLE_SE                = 0x12
+	NFC_CMD_LLC_SDREQ                 = 0x13
+	NFC_EVENT_LLC_SDRES               = 0x14
+	NFC_CMD_FW_DOWNLOAD               = 0x15
+	NFC_EVENT_SE_ADDED                = 0x16
+	NFC_EVENT_SE_REMOVED              = 0x17
+	NFC_EVENT_SE_CONNECTIVITY         = 0x18
+	NFC_EVENT_SE_TRANSACTION          = 0x19
+	NFC_CMD_GET_SE                    = 0x1a
+	NFC_CMD_SE_IO                     = 0x1b
+	NFC_CMD_ACTIVATE_TARGET           = 0x1c
+	NFC_CMD_VENDOR                    = 0x1d
+	NFC_CMD_DEACTIVATE_TARGET         = 0x1e
+	NFC_ATTR_UNSPEC                   = 0x0
+	NFC_ATTR_DEVICE_INDEX             = 0x1
+	NFC_ATTR_DEVICE_NAME              = 0x2
+	NFC_ATTR_PROTOCOLS                = 0x3
+	NFC_ATTR_TARGET_INDEX             = 0x4
+	NFC_ATTR_TARGET_SENS_RES          = 0x5
+	NFC_ATTR_TARGET_SEL_RES           = 0x6
+	NFC_ATTR_TARGET_NFCID1            = 0x7
+	NFC_ATTR_TARGET_SENSB_RES         = 0x8
+	NFC_ATTR_TARGET_SENSF_RES         = 0x9
+	NFC_ATTR_COMM_MODE                = 0xa
+	NFC_ATTR_RF_MODE                  = 0xb
+	NFC_ATTR_DEVICE_POWERED           = 0xc
+	NFC_ATTR_IM_PROTOCOLS             = 0xd
+	NFC_ATTR_TM_PROTOCOLS             = 0xe
+	NFC_ATTR_LLC_PARAM_LTO            = 0xf
+	NFC_ATTR_LLC_PARAM_RW             = 0x10
+	NFC_ATTR_LLC_PARAM_MIUX           = 0x11
+	NFC_ATTR_SE                       = 0x12
+	NFC_ATTR_LLC_SDP                  = 0x13
+	NFC_ATTR_FIRMWARE_NAME            = 0x14
+	NFC_ATTR_SE_INDEX                 = 0x15
+	NFC_ATTR_SE_TYPE                  = 0x16
+	NFC_ATTR_SE_AID                   = 0x17
+	NFC_ATTR_FIRMWARE_DOWNLOAD_STATUS = 0x18
+	NFC_ATTR_SE_APDU                  = 0x19
+	NFC_ATTR_TARGET_ISO15693_DSFID    = 0x1a
+	NFC_ATTR_TARGET_ISO15693_UID      = 0x1b
+	NFC_ATTR_SE_PARAMS                = 0x1c
+	NFC_ATTR_VENDOR_ID                = 0x1d
+	NFC_ATTR_VENDOR_SUBCMD            = 0x1e
+	NFC_ATTR_VENDOR_DATA              = 0x1f
+	NFC_SDP_ATTR_UNSPEC               = 0x0
+	NFC_SDP_ATTR_URI                  = 0x1
+	NFC_SDP_ATTR_SAP                  = 0x2
+)
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_386.go b/vendor/golang.org/x/sys/unix/ztypes_linux_386.go
index 4d4d283d..235c62e4 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_386.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_386.go
@@ -128,6 +128,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint32
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -160,9 +171,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x8
-	SizeofMsghdr  = 0x1c
-	SizeofCmsghdr = 0xc
+	SizeofSockaddrNFCLLCP = 0x58
+	SizeofIovec           = 0x8
+	SizeofMsghdr          = 0x1c
+	SizeofCmsghdr         = 0xc
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_amd64.go b/vendor/golang.org/x/sys/unix/ztypes_linux_amd64.go
index 8a2eed5e..99b1e5b6 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_amd64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_amd64.go
@@ -130,6 +130,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint64
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -163,9 +174,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x10
-	SizeofMsghdr  = 0x38
-	SizeofCmsghdr = 0x10
+	SizeofSockaddrNFCLLCP = 0x60
+	SizeofIovec           = 0x10
+	SizeofMsghdr          = 0x38
+	SizeofCmsghdr         = 0x10
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_arm.go b/vendor/golang.org/x/sys/unix/ztypes_linux_arm.go
index 94b34add..cc8bba79 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_arm.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_arm.go
@@ -134,6 +134,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint32
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]uint8
@@ -166,9 +177,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x8
-	SizeofMsghdr  = 0x1c
-	SizeofCmsghdr = 0xc
+	SizeofSockaddrNFCLLCP = 0x58
+	SizeofIovec           = 0x8
+	SizeofMsghdr          = 0x1c
+	SizeofCmsghdr         = 0xc
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_arm64.go b/vendor/golang.org/x/sys/unix/ztypes_linux_arm64.go
index 2143de4d..fa8fe3a7 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_arm64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_arm64.go
@@ -131,6 +131,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint64
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -164,9 +175,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x10
-	SizeofMsghdr  = 0x38
-	SizeofCmsghdr = 0x10
+	SizeofSockaddrNFCLLCP = 0x60
+	SizeofIovec           = 0x10
+	SizeofMsghdr          = 0x38
+	SizeofCmsghdr         = 0x10
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_mips.go b/vendor/golang.org/x/sys/unix/ztypes_linux_mips.go
index a40216ee..e7fb8d9b 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_mips.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_mips.go
@@ -133,6 +133,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint32
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -165,9 +176,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x8
-	SizeofMsghdr  = 0x1c
-	SizeofCmsghdr = 0xc
+	SizeofSockaddrNFCLLCP = 0x58
+	SizeofIovec           = 0x8
+	SizeofMsghdr          = 0x1c
+	SizeofCmsghdr         = 0xc
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_mips64.go b/vendor/golang.org/x/sys/unix/ztypes_linux_mips64.go
index e834b069..2fa61d59 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_mips64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_mips64.go
@@ -131,6 +131,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint64
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -164,9 +175,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x10
-	SizeofMsghdr  = 0x38
-	SizeofCmsghdr = 0x10
+	SizeofSockaddrNFCLLCP = 0x60
+	SizeofIovec           = 0x10
+	SizeofMsghdr          = 0x38
+	SizeofCmsghdr         = 0x10
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_mips64le.go b/vendor/golang.org/x/sys/unix/ztypes_linux_mips64le.go
index e31083b0..7f363993 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_mips64le.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_mips64le.go
@@ -131,6 +131,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint64
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -164,9 +175,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x10
-	SizeofMsghdr  = 0x38
-	SizeofCmsghdr = 0x10
+	SizeofSockaddrNFCLLCP = 0x60
+	SizeofIovec           = 0x10
+	SizeofMsghdr          = 0x38
+	SizeofCmsghdr         = 0x10
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_mipsle.go b/vendor/golang.org/x/sys/unix/ztypes_linux_mipsle.go
index 42811f7f..f3c20cb8 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_mipsle.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_mipsle.go
@@ -133,6 +133,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint32
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -165,9 +176,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x8
-	SizeofMsghdr  = 0x1c
-	SizeofCmsghdr = 0xc
+	SizeofSockaddrNFCLLCP = 0x58
+	SizeofIovec           = 0x8
+	SizeofMsghdr          = 0x1c
+	SizeofCmsghdr         = 0xc
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_ppc.go b/vendor/golang.org/x/sys/unix/ztypes_linux_ppc.go
index af7a7201..885d2795 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_ppc.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_ppc.go
@@ -134,6 +134,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint32
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]uint8
@@ -166,9 +177,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x8
-	SizeofMsghdr  = 0x1c
-	SizeofCmsghdr = 0xc
+	SizeofSockaddrNFCLLCP = 0x58
+	SizeofIovec           = 0x8
+	SizeofMsghdr          = 0x1c
+	SizeofCmsghdr         = 0xc
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_ppc64.go b/vendor/golang.org/x/sys/unix/ztypes_linux_ppc64.go
index 2a3afbae..a94eb8e1 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_ppc64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_ppc64.go
@@ -132,6 +132,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint64
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]uint8
@@ -165,9 +176,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x10
-	SizeofMsghdr  = 0x38
-	SizeofCmsghdr = 0x10
+	SizeofSockaddrNFCLLCP = 0x60
+	SizeofIovec           = 0x10
+	SizeofMsghdr          = 0x38
+	SizeofCmsghdr         = 0x10
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_ppc64le.go b/vendor/golang.org/x/sys/unix/ztypes_linux_ppc64le.go
index c0de30a6..659e32eb 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_ppc64le.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_ppc64le.go
@@ -132,6 +132,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint64
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]uint8
@@ -165,9 +176,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x10
-	SizeofMsghdr  = 0x38
-	SizeofCmsghdr = 0x10
+	SizeofSockaddrNFCLLCP = 0x60
+	SizeofIovec           = 0x10
+	SizeofMsghdr          = 0x38
+	SizeofCmsghdr         = 0x10
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_riscv64.go b/vendor/golang.org/x/sys/unix/ztypes_linux_riscv64.go
index 74faf2e9..ab8ec604 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_riscv64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_riscv64.go
@@ -131,6 +131,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint64
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]uint8
@@ -164,9 +175,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x10
-	SizeofMsghdr  = 0x38
-	SizeofCmsghdr = 0x10
+	SizeofSockaddrNFCLLCP = 0x60
+	SizeofIovec           = 0x10
+	SizeofMsghdr          = 0x38
+	SizeofCmsghdr         = 0x10
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_s390x.go b/vendor/golang.org/x/sys/unix/ztypes_linux_s390x.go
index 9a8f0c2c..3ec08237 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_s390x.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_s390x.go
@@ -130,6 +130,17 @@ const (
 	FADV_NOREUSE  = 0x7
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint64
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -163,9 +174,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x10
-	SizeofMsghdr  = 0x38
-	SizeofCmsghdr = 0x10
+	SizeofSockaddrNFCLLCP = 0x60
+	SizeofIovec           = 0x10
+	SizeofMsghdr          = 0x38
+	SizeofCmsghdr         = 0x10
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux_sparc64.go b/vendor/golang.org/x/sys/unix/ztypes_linux_sparc64.go
index 72cdda75..23d47447 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_linux_sparc64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_linux_sparc64.go
@@ -134,6 +134,17 @@ const (
 	FADV_NOREUSE  = 0x5
 )
 
+type RawSockaddrNFCLLCP struct {
+	Sa_family        uint16
+	Dev_idx          uint32
+	Target_idx       uint32
+	Nfc_protocol     uint32
+	Dsap             uint8
+	Ssap             uint8
+	Service_name     [63]uint8
+	Service_name_len uint64
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -167,9 +178,10 @@ type Cmsghdr struct {
 }
 
 const (
-	SizeofIovec   = 0x10
-	SizeofMsghdr  = 0x38
-	SizeofCmsghdr = 0x10
+	SizeofSockaddrNFCLLCP = 0x60
+	SizeofIovec           = 0x10
+	SizeofMsghdr          = 0x38
+	SizeofCmsghdr         = 0x10
 )
 
 const (
diff --git a/vendor/golang.org/x/sys/unix/ztypes_netbsd_386.go b/vendor/golang.org/x/sys/unix/ztypes_netbsd_386.go
index b10e73ab..2fd2060e 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_netbsd_386.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_netbsd_386.go
@@ -445,8 +445,10 @@ type Ptmget struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_netbsd_amd64.go b/vendor/golang.org/x/sys/unix/ztypes_netbsd_amd64.go
index 28ed6d55..6a5a1a8a 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_netbsd_amd64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_netbsd_amd64.go
@@ -453,8 +453,10 @@ type Ptmget struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm.go b/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm.go
index 4ba196eb..84cc8d01 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm.go
@@ -450,8 +450,10 @@ type Ptmget struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm64.go b/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm64.go
index dd642bd9..c844e709 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm64.go
@@ -453,8 +453,10 @@ type Ptmget struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_openbsd_386.go b/vendor/golang.org/x/sys/unix/ztypes_openbsd_386.go
index 1fdb0e5f..2a8b1e6f 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_openbsd_386.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_openbsd_386.go
@@ -438,8 +438,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_SYMLINK_FOLLOW   = 0x4
+	AT_EACCESS          = 0x1
 	AT_SYMLINK_NOFOLLOW = 0x2
+	AT_SYMLINK_FOLLOW   = 0x4
+	AT_REMOVEDIR        = 0x8
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_openbsd_amd64.go b/vendor/golang.org/x/sys/unix/ztypes_openbsd_amd64.go
index e2fc93c7..b1759cf7 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_openbsd_amd64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_openbsd_amd64.go
@@ -438,8 +438,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_SYMLINK_FOLLOW   = 0x4
+	AT_EACCESS          = 0x1
 	AT_SYMLINK_NOFOLLOW = 0x2
+	AT_SYMLINK_FOLLOW   = 0x4
+	AT_REMOVEDIR        = 0x8
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_openbsd_arm.go b/vendor/golang.org/x/sys/unix/ztypes_openbsd_arm.go
index 8d34b5a2..e807de20 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_openbsd_arm.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_openbsd_arm.go
@@ -439,8 +439,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_SYMLINK_FOLLOW   = 0x4
+	AT_EACCESS          = 0x1
 	AT_SYMLINK_NOFOLLOW = 0x2
+	AT_SYMLINK_FOLLOW   = 0x4
+	AT_REMOVEDIR        = 0x8
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_openbsd_arm64.go b/vendor/golang.org/x/sys/unix/ztypes_openbsd_arm64.go
index ea8f1a0d..ff3aecae 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_openbsd_arm64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_openbsd_arm64.go
@@ -432,8 +432,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_SYMLINK_FOLLOW   = 0x4
+	AT_EACCESS          = 0x1
 	AT_SYMLINK_NOFOLLOW = 0x2
+	AT_SYMLINK_FOLLOW   = 0x4
+	AT_REMOVEDIR        = 0x8
 )
 
 type PollFd struct {
diff --git a/vendor/golang.org/x/sys/unix/ztypes_openbsd_mips64.go b/vendor/golang.org/x/sys/unix/ztypes_openbsd_mips64.go
index ec6e8bc3..9ecda691 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_openbsd_mips64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_openbsd_mips64.go
@@ -432,8 +432,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_SYMLINK_FOLLOW   = 0x4
+	AT_EACCESS          = 0x1
 	AT_SYMLINK_NOFOLLOW = 0x2
+	AT_SYMLINK_FOLLOW   = 0x4
+	AT_REMOVEDIR        = 0x8
 )
 
 type PollFd struct {
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 4aaff1a8..39ed031a 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -73,10 +73,10 @@ go.opencensus.io/trace
 go.opencensus.io/trace/internal
 go.opencensus.io/trace/propagation
 go.opencensus.io/trace/tracestate
-# golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83
+# golang.org/x/crypto v0.0.0-20211117183948-ae814b36b871
 ## explicit
 golang.org/x/crypto/acme
-# golang.org/x/net v0.0.0-20210226172049-e18ecbb05110
+# golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2
 golang.org/x/net/bpf
 golang.org/x/net/internal/iana
 golang.org/x/net/internal/socket
@@ -84,7 +84,7 @@ golang.org/x/net/ipv4
 golang.org/x/net/ipv6
 # golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
 golang.org/x/sync/singleflight
-# golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40
+# golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1
 golang.org/x/sys/internal/unsafeheader
 golang.org/x/sys/unix
 golang.org/x/sys/windows
-- 
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