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-rw-r--r--src/ai/trolly/pathfinder.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/ai/trolly/pathfinder.cpp b/src/ai/trolly/pathfinder.cpp
index e58c92a27..dbb43fc55 100644
--- a/src/ai/trolly/pathfinder.cpp
+++ b/src/ai/trolly/pathfinder.cpp
@@ -1,5 +1,7 @@
/* $Id$ */
+/** @file pathfinder.cpp Pathfinder support for the trolly AI. */
+
#include "../../stdafx.h"
#include "../../openttd.h"
#include "../../bridge_map.h"