Merged revisions 135949 via svnmerge from

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

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r135949 | tilghman | 2008-08-05 22:53:36 -0500 (Tue, 05 Aug 2008) | 4 lines

Fix a longstanding bug in channel walking logic, and fix the explanation to
make sense.
(Closes issue #13124)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@135950 65c4cc65-6c06-0410-ace0-fbb531ad65f3