diff --git a/lib/libc/gmon/mcount.c b/lib/libc/gmon/mcount.c
index 59d8de40f20f..b0c4072e31fc 100644
--- a/lib/libc/gmon/mcount.c
+++ b/lib/libc/gmon/mcount.c
@@ -32,8 +32,12 @@
  */
 
 #if !defined(lint) && !defined(KERNEL) && defined(LIBC_SCCS)
+#if 0
 static char sccsid[] = "@(#)mcount.c	8.1 (Berkeley) 6/4/93";
 #endif
+static const char rcsid[] =
+	"$Id$";
+#endif
 
 #include <sys/param.h>
 #include <sys/gmon.h>