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-rw-r--r--sys/lib/libkern/libkern.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/sys/lib/libkern/libkern.h b/sys/lib/libkern/libkern.h
index 1ff96e94724..ca270a217ee 100644
--- a/sys/lib/libkern/libkern.h
+++ b/sys/lib/libkern/libkern.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: libkern.h,v 1.7 1996/12/06 12:21:06 niklas Exp $ */
+/* $OpenBSD: libkern.h,v 1.8 1997/01/18 13:39:29 mickey Exp $ */
/* $NetBSD: libkern.h,v 1.7 1996/03/14 18:52:08 christos Exp $ */
/*-
@@ -36,6 +36,9 @@
* @(#)libkern.h 8.1 (Berkeley) 6/10/93
*/
+#ifndef __LIBKERN_H__
+#define __LIBKERN_H__
+
#include <sys/types.h>
#ifndef LIBKERN_INLINE
@@ -131,3 +134,5 @@ int strncasecmp __P((const char *, const char *, size_t));
int getsn __P((char *, int));
void MD5Init __P((u_int32_t[4]));
void MD5Transform __P((u_int32_t[4], u_int32_t const [16]));
+
+#endif /* __LIBKERN_H__ */