--- a/src/tunnel_map.h	Mon May 05 12:35:38 2008 +0000
+++ b/src/tunnel_map.h	Wed May 07 21:09:51 2008 +0000
@@ -1,6 +1,6 @@
 /* $Id$ */
 
-/** @file tunnel_map.h */
+/** @file tunnel_map.h Map accessors for tunnels. */
 
 #ifndef TUNNEL_MAP_H
 #define TUNNEL_MAP_H
@@ -8,6 +8,7 @@
 #include "direction_func.h"
 #include "rail_type.h"
 #include "road_type.h"
+#include "transport_type.h"
 #include "tile_map.h"