------- Additional Comments From david dot nospam dot hopwood at blueyonder dot co dot uk 2005-07-29 11:58 ------- <http://gcc.gnu.org/ml/libstdc++/2002-02/msg00231.html> suggests defining __GNUC_THREADMODEL__ to a string specifying the thread model.
-- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11953