Merged revisions 117086 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

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r117086 | tilghman | 2008-05-19 11:05:05 -0500 (Mon, 19 May 2008) | 2 lines

The addition of usleep(2) within ast_assert requires the inclusion of the unistd.h header

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@117088 65c4cc65-6c06-0410-ace0-fbb531ad65f3