--- a/src/window.h	Sat Dec 08 02:55:47 2007 +0000
+++ b/src/window.h	Sat Dec 08 03:10:50 2007 +0000
@@ -646,7 +646,6 @@
 void DrawWindowWidgets(const Window *w);
 void ShowDropDownMenu(Window *w, const StringID *strings, int selected, int button, uint32 disabled_mask, uint32 hidden_mask);
 
-void HandleButtonClick(Window *w, byte widget);
 
 Window *GetCallbackWnd();
 void DeleteNonVitalWindows();