1 files changed, 1 insertions, 0 deletions

diff --git a/hex.c b/hex.c
index 48e9ad3e..c193fa23 100644
--- a/hex.c
+++ b/hex.c
@@ -1,3 +1,4 @@
+/* $Id$ */
 #include <unistd.h>
 #include <stdlib.h>
 #include <stdio.h>