extern wxWindowList wxModelessWindows;
 extern wxList WXDLLEXPORT wxPendingDelete;
-extern const wxChar* wxFrameClassName;
 
 #if wxUSE_MENUS_NATIVE
 extern wxMenu *wxCurrentPopupMenu;
                                   ,rsName
                                  ))
         return FALSE;
-    SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
+    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
     wxModelessWindows.Append(this);
     return TRUE;
 } // end of wxFrame::Create
   wxSysColourChangedEvent&          rEvent
 )
 {
-    SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
+    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
     Refresh();
 
 #if wxUSE_STATUSBAR