1 files changed, 2 insertions, 0 deletions

diff --git a/mixer.h b/mixer.h
index 0ab04d287..bfd83c9e8 100644
--- a/mixer.h
+++ b/mixer.h
@@ -1,3 +1,5 @@
+/* $Id$ */
+
 #ifndef MIXER_H
 #define MIXER_H