Merged revisions 53879 via svnmerge from

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

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r53879 | pcadach | 2007-02-10 01:07:11 -0800 (Сбт, 10 Фев 2007) | 1 line

Provide correct DTMF duration
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@53883 65c4cc65-6c06-0410-ace0-fbb531ad65f3