threads/128180: pthread_cond_broadcast(3) lost wakeup

[emaste at FreeBSD.org]

Synopsis: pthread_cond_broadcast(3) lost wakeup

Responsible-Changed-From-To: freebsd-threads->attilio
Responsible-Changed-By: emaste
Responsible-Changed-When: Mon Feb 9 18:40:58 UTC 2009
Responsible-Changed-Why: 
Attilio identified the an additional change that was needed in the fix;
this problem should not be a problem as of 6.4.

Attilio, can you add to the PR your corrected test app or a link to it?
I think there is nothing else that needs to be done for this PR; please
close it if that's correct.

http://www.freebsd.org/cgi/query-pr.cgi?pr=128180