-#include "wx/mac/dcclient.h"
-#include "wx/mac/dcmemory.h"
-#include "wx/mac/dcscreen.h"
+ #include "wx/mac/dcclient.h"
+ #include "wx/mac/dcmemory.h"
+ #include "wx/mac/dcscreen.h"
+#endif
+
+#ifdef __WXCOCOA__
+ #include "wx/cocoa/dcclient.h"
+ #include "wx/cocoa/dcmemory.h"
+ #include "wx/cocoa/dcscreen.h"