Merged revisions 170147 via svnmerge from

Merged revisions 170147 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4

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  r170147 | file | 2009-01-22 12:50:54 -0400 (Thu, 22 Jan 2009) | 4 lines

  If we are unable to request a DAHDI pseudo channel and we are using the user introduction without review option make sure it gets unset so other code does not blindly assume a DAHDI pseudo channel exists.
  (closes issue #14282)
  Reported by: cheesegrits
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@170148 65c4cc65-6c06-0410-ace0-fbb531ad65f3