// toplevel.cpp
-ControlRef wxMacFindControlUnderMouse( wxTopLevelWindowMac* toplevelWindow, Point location , WindowRef window , ControlPartCode *outPart ) ;
+ControlRef wxMacFindControlUnderMouse( wxTopLevelWindowMac* toplevelWindow, const Point& location , WindowRef window , ControlPartCode *outPart ) ;
#endif // wxUSE_GUI