Use pointers wherever necessary

Make the garbage collector do its job!
4 jobs for master in 1 minute and 27 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build Pkgsrc
passed #10564
build_pkgsrc:stretch

00:00:13

 
  Build Pkg
passed #10565
amd64
build_pkg:stretch:amd64

00:00:57

passed #10566
arm64
build_pkg:stretch:arm64

00:00:17

 
  Upload Pkg
passed #10567
upload_pkg

00:00:16