--- a/src/signs_func.h	Tue Jun 17 10:32:49 2008 +0000
+++ b/src/signs_func.h	Tue Jun 17 13:22:13 2008 +0000
@@ -15,6 +15,7 @@
 
 /* signs_gui.cpp */
 void ShowRenameSignWindow(const Sign *si);
+void HandleClickOnSign(const Sign *si);
 
 void ShowSignList();