CW Win32 support

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1248 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/defs.h

@@ -311,8 +311,10 @@ WXDLLEXPORT_DATA(extern const bool) wxFalse;
 // where should i put this? we need to make sure of this as it breaks
 // the <iostream> code.
 #if !wxUSE_IOSTREAMH && defined(__WXDEBUG__)
+#ifndef __MWERKS__
 #undef __WXDEBUG__
 #endif
+#endif
 
 // Callback function type definition
 typedef void (*wxFunction) (wxObject&, wxEvent&);