[Bug libstdc++/51008] GTHR - extend interface with __gthread_recursive_mutex_destroy

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51008

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-11-07 14:04:09 UTC ---
P.S. this is very unlikely to get fixed on the 4.6 branch, but there might be
time to get it done for 4.7