This commit was manufactured by cvs2svn to create branch 'RC_1_33_0'.

[SVN r30300]
Attempted to fix SourceForge bug #1262038 boost:signals SIGSEV


[SVN r31342]
http://lists.boost.org/Archives/boost/2005/09/93982.php
http://lists.boost.org/Archives/boost/2005/09/93984.php


[SVN r31543]