--- a/sound.c	Wed Dec 15 22:06:47 2004 +0000
+++ b/sound.c	Wed Dec 15 22:18:54 2004 +0000
@@ -1,5 +1,6 @@
 #include "stdafx.h"
 #include "ttd.h"
+#include "map.h"
 #include "sound.h"
 #include "vehicle.h"
 #include "window.h"