--- Net2/ufs/ufsmount.h	2018/04/24 18:04:01	1.1
+++ Net2/ufs/ufsmount.h	2018/04/24 18:21:17	1.1.1.2
@@ -30,9 +30,13 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *	@(#)ufsmount.h	7.9 (Berkeley) 5/8/91
+ *	from: @(#)ufsmount.h	7.9 (Berkeley) 5/8/91
+ *	ufsmount.h,v 1.3 1993/05/20 03:53:50 cgd Exp
  */
 
+#ifndef _UFS_UFSMOUNT_H_
+#define _UFS_UFSMOUNT_H_
+
 /*
  * This structure describes the UFS specific mount structure data.
  */
@@ -75,3 +79,5 @@ int ufs_sync __P((struct mount *mp, int
 int ufs_fhtovp __P((struct mount *mp, struct fid *fhp, struct vnode **vpp));
 int ufs_vptofh __P((struct vnode *vp, struct fid *fhp));
 int ufs_init __P(());
+
+#endif /* !_UFS_UFSMOUNT_H_ */