diff --git a/include/wx/filefn.h b/include/wx/filefn.h
index 8de99567f5..8a90ad439e 100644
--- a/include/wx/filefn.h
+++ b/include/wx/filefn.h
@@ -71,6 +71,7 @@ void WXDLLEXPORT wxUnix2DosFilename(char *s);
 
 // Strip the extension, in situ
 void WXDLLEXPORT wxStripExtension(char *buffer);
+void WXDLLEXPORT wxStripExtension(wxString& buffer);
 
 // Get a temporary filename, opening and closing the file.
 char* WXDLLEXPORT wxGetTempFileName(const wxString& prefix, char *buf = NULL);
diff --git a/include/wx/msw/frame.h b/include/wx/msw/frame.h
index 664449d5b8..9da07a884c 100644
--- a/include/wx/msw/frame.h
+++ b/include/wx/msw/frame.h
@@ -58,6 +58,8 @@ public:
   void GetPosition(int *x, int *y) const ;
   void SetSize(int x, int y, int width, int height, int sizeFlags = wxSIZE_AUTO);
 
+  virtual bool OnClose(void);
+
   void OnSize(wxSizeEvent& event);
   void OnMenuHighlight(wxMenuEvent& event);
   void OnActivate(wxActivateEvent& event);