because some of the Mozilla client code depends on the property that PR_EnterMonitor and PR_ExitMonitor do not call malloc, calloc, and free. Modified Files: _pth.h, primpl.h, ptsynch.c git-svn-id: svn://10.0.0.236/trunk@104057 18797224-902f-48f8-a5cc-f745e15eee43