-class WXDLLEXPORT wxFrame;
-class WXDLLEXPORT wxWindowMac;
-class WXDLLEXPORT wxApp ;
-class WXDLLEXPORT wxKeyEvent;
-class WXDLLEXPORT wxLog;
+class WXDLLIMPEXP_FWD_CORE wxFrame;
+class WXDLLIMPEXP_FWD_CORE wxWindowMac;
+class WXDLLIMPEXP_FWD_CORE wxApp ;
+class WXDLLIMPEXP_FWD_CORE wxKeyEvent;
+class WXDLLIMPEXP_FWD_CORE wxLog;