Merged revisions 155553 via svnmerge from

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

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r155553 | seanbright | 2008-11-08 20:08:07 -0500 (Sat, 08 Nov 2008) | 6 lines

Use static functions here instead of nested ones.  This requires a small
change to the ast_bridge_config struct as well.  To understand the reason
for this change, see the following post:

    http://gcc.gnu.org/ml/gcc-help/2008-11/msg00049.html

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