K 10
svn:author
V 7
davidxu
K 8
svn:date
V 27
2003-06-10T02:21:32.000000Z
K 7
svn:log
V 186
If there are signals delivered to current thread, breaks out of loop,
userret() will be called again by ast() and thread_userret() will be
called again by userret().

Reported by: tegge

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