wafsamba: filter out standard library paths from RPATH and LIBPATH

wafsamba: filter out standard library paths from RPATH and LIBPATH

We should avoid passing them explicitly to the compiler/linker.

We ask the compiler with the '-print-search-dirs' argument
or fallback to [ '/usr/lib', '/usr/lib64' ].

Pair-Programmed-With: Stefan Metzmacher <metze@samba.org>

Signed-off-by: Michael Adam <obnox@samba.org>
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
(cherry picked from commit 707dc16987c982b75c83cd5b06d4373c23e777e0)