1 /*	$NetBSD: win32os.h,v 1.5 2015/07/08 17:29:00 christos Exp $	*/
2 
3 /*
4  * Copyright (C) 2004, 2007, 2009, 2015  Internet Systems Consortium, Inc. ("ISC")
5  * Copyright (C) 2002  Internet Software Consortium.
6  *
7  * Permission to use, copy, modify, and/or distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
12  * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
13  * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
14  * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
15  * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
16  * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17  * PERFORMANCE OF THIS SOFTWARE.
18  */
19 
20 /* Id: win32os.h,v 1.7 2009/06/25 23:48:02 tbox Exp  */
21 
22 #ifndef ISC_WIN32OS_H
23 #define ISC_WIN32OS_H 1
24 
25 #include <isc/lang.h>
26 
27 ISC_LANG_BEGINDECLS
28 
29 /*
30  * Return the number of CPUs available on the system, or 1 if this cannot
31  * be determined.
32  */
33 
34 int
35 isc_win32os_versioncheck(unsigned int major, unsigned int minor,
36 		     unsigned int updatemajor, unsigned int updateminor);
37 
38 /*
39  * Checks the current version of the operating system with the
40  * supplied version information.
41  * Returns:
42  * -1	if less than the version information supplied
43  *  0   if equal to all of the version information supplied
44  * +1   if greater than the version information supplied
45  */
46 
47 ISC_LANG_ENDDECLS
48 
49 #endif /* ISC_WIN32OS_H */
50