Merged revisions 326830 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.8

........
  r326830 | tilghman | 2011-07-07 14:17:19 -0500 (Thu, 07 Jul 2011) | 1 line
  
  libgen.h is also needed on Darwin for basename(3)
........


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@326842 65c4cc65-6c06-0410-ace0-fbb531ad65f3