--- old/src/macosx/native/sun/awt/AWTWindow.h	2012-08-07 14:17:44.000000000 +0400
+++ new/src/macosx/native/sun/awt/AWTWindow.h	2012-08-07 14:17:44.000000000 +0400
@@ -62,6 +62,7 @@
                   contentView:(NSView *)contentView;
 
 - (BOOL) isTopmostWindowUnderMouse;
++ (int) getTopmostWindowUnderMouseID;
 
 // NSWindow overrides delegate methods
 - (BOOL) canBecomeKeyWindow;