Merged revisions 48375 via svnmerge from

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

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r48375 | tilghman | 2006-12-10 18:47:21 -0600 (Sun, 10 Dec 2006) | 13 lines

Merged revisions 48374 via svnmerge from 
https://origsvn.digium.com/svn/asterisk/branches/1.2

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r48374 | tilghman | 2006-12-10 18:33:59 -0600 (Sun, 10 Dec 2006) | 5 lines

When doing a fork() and exec(), two problems existed (Issue 8086):
1) Ignored signals stayed ignored after the exec().
2) Signals could possibly fire between the fork() and exec(), causing Asterisk
signal handlers within the child to execute, which caused nasty race conditions.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@48376 65c4cc65-6c06-0410-ace0-fbb531ad65f3