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- /* Copyright (c) 1990 UNIX System Laboratories, Inc. */
- /* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */
- /* All Rights Reserved */
-
- /* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF */
- /* UNIX System Laboratories, Inc. */
- /* The copyright notice above does not evidence any */
- /* actual or intended publication of such source code. */
-
-
- #ident "@(#)//usr/ucbinclude/sys/sysmacros.h.sl 1.1 4.0 12/08/90 30289 AT&T-USL"
-
- /*******************************************************************
-
- PROPRIETARY NOTICE (Combined)
-
- This source code is unpublished proprietary information
- constituting, or derived under license from AT&T's UNIX(r) System V.
- In addition, portions of such source code were derived from Berkeley
- 4.3 BSD under license from the Regents of the University of
- California.
-
-
-
- Copyright Notice
-
- Notice of copyright on this source code product does not indicate
- publication.
-
- (c) 1986,1987,1988,1989 Sun Microsystems, Inc
- (c) 1983,1984,1985,1986,1987,1988,1989 AT&T.
- All rights reserved.
- ********************************************************************/
-
- /*
- * Major/minor device constructing/busting macros.
- */
-
- #ifndef _SYS_SYSMACROS_H
- #define _SYS_SYSMACROS_H
-
- /* major part of a device */
- #define major(x) ((int)(((unsigned)(x)>>8)&0377))
-
- /* minor part of a device */
- #define minor(x) ((int)((x)&0377))
-
- /* make a device number */
- #define makedev(x,y) ((dev_t)(((x)<<8) | (y)))
-
- #endif /*!_SYS_SYSMACROS_H*/
-