Pass libraries in LIBS, not LDFLAGS.

(closes issue #14671)
 Reported by: Chainsaw
 Patches: 
       asterisk-1.6.0.6-toolcheck-libs-not-ldflags.patch uploaded by Chainsaw (license 723)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@192132 65c4cc65-6c06-0410-ace0-fbb531ad65f3