threads/69020: pthreads library leaks _gc_mutex

[Maxim Konovalov]

Synopsis: pthreads library leaks _gc_mutex

State-Changed-From-To: open->suspended
State-Changed-By: maxim
State-Changed-When: Mon Apr 24 19:32:20 UTC 2006
State-Changed-Why: 
In RELENG_5,6 and HEAD libc_r is deprecated in favour of
libpthread and libthr.  Nobody is working on libc_r bugs
so mark this PR as suspended.

http://www.freebsd.org/cgi/query-pr.cgi?pr=69020