--- Net2/vm/vm_param.h	2018/04/24 18:03:57	1.1
+++ Net2/vm/vm_param.h	2018/04/24 18:15:04	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_param.h	7.2 (Berkeley) 4/21/91
+ *	from: @(#)vm_param.h	7.2 (Berkeley) 4/21/91
+ *	vm_param.h,v 1.3 1993/05/20 03:59:44 cgd Exp
  *
  *
  * Copyright (c) 1987, 1990 Carnegie-Mellon University.
@@ -62,13 +63,13 @@
  * rights to redistribute these changes.
  */
 
+#ifndef _VM_VM_PARAM_H_
+#define _VM_VM_PARAM_H_
+
 /*
  *	Machine independent virtual memory parameters.
  */
 
-#ifndef	_VM_PARAM_
-#define	_VM_PARAM_
-
 #ifdef KERNEL
 #include "machine/vmparam.h"
 #else
@@ -148,4 +149,4 @@ extern vm_offset_t	last_addr;	/* last ph
 
 #endif	ASSEMBLER
 
-#endif	_VM_PARAM_
+#endif /* !_VM_VM_PARAM_H_ */