--- Net2/sys/tablet.h	2018/04/24 18:10:45	1.1.1.2
+++ Net2/sys/tablet.h	2018/04/24 18:17:01	1.1.1.3
@@ -30,15 +30,17 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *	@(#)tablet.h	7.5 (Berkeley) 2/15/91
+ *	from: @(#)tablet.h	7.5 (Berkeley) 2/15/91
+ *	tablet.h,v 1.4 1993/05/20 16:23:18 cgd Exp
  */
 
-#ifndef _TABLET_H_
-#define	_TABLET_H_
+#ifndef _SYS_TABLET_H_
+#define _SYS_TABLET_H_
 
 /*
  * Tablet line discipline.
  */
+
 /*
  * Reads on the tablet return one of the following structures, depending on
  * the underlying tablet type.  The first two are defined such that a read of
@@ -89,4 +91,4 @@ struct	polpos {
 #define BIOSTYPE	_IOW('b', 3, int)	/* set tablet type */
 #define BIOGTYPE	_IOR('b', 4, int)	/* get tablet type*/
 
-#endif /* !_TABLET_H_ */
+#endif /* !_SYS_TABLET_H_ */