1 files changed, 2 insertions, 0 deletions

diff --git a/os2.c b/os2.c
index cb96cee43..794fce91a 100644
--- a/os2.c
+++ b/os2.c
@@ -1,3 +1,5 @@
+/* $Id$ */
+
 #include "stdafx.h"
 #include "openttd.h"
 #include "variables.h"