Merged revisions 177536 via svnmerge from

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

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  r177536 | tilghman | 2009-02-19 16:26:01 -0600 (Thu, 19 Feb 2009) | 7 lines
  
  Fix up potential crashes, by reducing the sharing between interactive and non-interactive threads.
  (closes issue #14253)
   Reported by: Skavin
   Patches: 
         20090219__bug14253.diff.txt uploaded by Corydon76 (license 14)
   Tested by: Skavin
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@177537 65c4cc65-6c06-0410-ace0-fbb531ad65f3