1 files changed, 2 insertions, 0 deletions

diff --git a/sound.h b/sound.h
index 6b90809fd..f129d3612 100644
--- a/sound.h
+++ b/sound.h
@@ -1,3 +1,5 @@
+/* $Id$ */
+
 #ifndef SOUND_H
 #define SOUND_H