--- a/src/gui.h	Thu Mar 27 14:26:31 2008 +0000
+++ b/src/gui.h	Thu Mar 27 14:34:29 2008 +0000
@@ -83,6 +83,9 @@
 	DDSP_PLACE_AUTOROAD,
 };
 
+/* timetable_gui.cpp */
+void ShowTimetableWindow(const Vehicle *v);
+
 /* misc_gui.cpp */
 void PlaceLandBlockInfo();
 void ShowAboutWindow();