mach-o addition

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19854 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx_cwc_d.pch++

@@ -1,7 +1,9 @@
 #if __option (profile)	
 	#error "profiling is not supported for debug targets"
 #else
-#if __POWERPC__
+#ifdef __MACH__
+	#pragma precompile_target "wx_Mach++_d.mch"
+#elif __POWERPC__
 	#pragma precompile_target "wx_Carbon++_d.mch"
 #else
 	#error "illegal processor for carbon"
@@ -15,7 +17,13 @@
 #define wxUSE_GUI 1
 #define TARGET_CARBON 1
 #define OLDP2C 1
-
+#ifdef __MACH__
+	#define __DARWIN__
+	#define __CF_USE_FRAMEWORK_INCLUDES__
+	#define __NOEXTENSIONS__
+	#define __UNIX__
+	#define __UNIX_LIKE__
+#endif
 #include "wx/wx_cw_cm.h"
 #ifdef WX_PRECOMP
 #include "wx/wxprec.h"