Merged revisions 53324 via svnmerge from

Merged revisions 53324 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4

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r53324 | crichter | 2007-02-07 10:22:44 +0100 (Mi, 07 Feb 2007) | 9 lines

Merged revisions 52843 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.2

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r52843 | crichter | 2007-01-30 15:38:08 +0100 (Di, 30 Jan 2007) | 1 line

fixed some possible segfaults. also fixed an very important bug which occurs on high load (when calls are very fast generated)
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@53334 65c4cc65-6c06-0410-ace0-fbb531ad65f3