FreeBSD/Linux Kernel Cross Reference
sys/ipc/ipc_machdep.h
1 /*
2 * Mach Operating System
3 * Copyright (c) 1991,1990,1989 Carnegie Mellon University
4 * All Rights Reserved.
5 *
6 * Permission to use, copy, modify and distribute this software and its
7 * documentation is hereby granted, provided that both the copyright
8 * notice and this permission notice appear in all copies of the
9 * software, derivative works or modified versions, and any portions
10 * thereof, and that both notices appear in supporting documentation.
11 *
12 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
13 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
14 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
15 *
16 * Carnegie Mellon requests users of this software to return to
17 *
18 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
19 * School of Computer Science
20 * Carnegie Mellon University
21 * Pittsburgh PA 15213-3890
22 *
23 * any improvements or extensions that they make and grant Carnegie Mellon
24 * the rights to redistribute these changes.
25 */
26 /*
27 * HISTORY
28 * $Log: ipc_machdep.h,v $
29 * Revision 2.2 93/01/14 17:32:59 danner
30 * Created.
31 * [92/12/10 af]
32 *
33 */
34
35 /*
36 * At times, we need to know the size of a port in bits
37 */
38
39 /* 64 bit machines */
40 #if defined(alpha)
41 #define PORT_T_SIZE_IN_BITS 64
42 #endif
43
44 /* default, 32 bit machines */
45 #if !defined(PORT_T_SIZE_IN_BITS)
46 #define PORT_T_SIZE_IN_BITS 32
47 #endif
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