--- Net2/vm/vm_user.h	2018/04/24 18:03:57	1.1.1.1
+++ Net2/vm/vm_user.h	2018/04/24 18:15:02	1.1.1.2
@@ -33,7 +33,8 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *	@(#)vm_user.h	7.2 (Berkeley) 4/21/91
+ *	from: @(#)vm_user.h	7.2 (Berkeley) 4/21/91
+ *	vm_user.h,v 1.3 1993/05/20 03:59:52 cgd Exp
  *
  *
  * Copyright (c) 1987, 1990 Carnegie-Mellon University.
@@ -62,17 +63,17 @@
  * rights to redistribute these changes.
  */
 
+#ifndef _VM_VM_USER_H_
+#define _VM_VM_USER_H_
+
 /*
  *	Kernel memory management definitions.
  */
 
-#ifndef	_VM_USER_
-#define	_VM_USER_
-
 int	vm_allocate();
 int	vm_deallocate();
 int	vm_inherit();
 int	vm_protect();
 int	vm_statistics();
 
-#endif	_VM_USER_
+#endif /* !_VM_VM_USER_H_ */