xref: /netbsd-src/external/mpl/dhcp/bind/dist/lib/isc/include/isc/os.h (revision 4afad4b7fa6d4a0d3dedf41d1587a7250710ae54)
1*4afad4b7Schristos /*	$NetBSD: os.h,v 1.1 2024/02/18 20:57:53 christos Exp $	*/
2*4afad4b7Schristos 
3*4afad4b7Schristos /*
4*4afad4b7Schristos  * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
5*4afad4b7Schristos  *
6*4afad4b7Schristos  * SPDX-License-Identifier: MPL-2.0
7*4afad4b7Schristos  *
8*4afad4b7Schristos  * This Source Code Form is subject to the terms of the Mozilla Public
9*4afad4b7Schristos  * License, v. 2.0. If a copy of the MPL was not distributed with this
10*4afad4b7Schristos  * file, you can obtain one at https://mozilla.org/MPL/2.0/.
11*4afad4b7Schristos  *
12*4afad4b7Schristos  * See the COPYRIGHT file distributed with this work for additional
13*4afad4b7Schristos  * information regarding copyright ownership.
14*4afad4b7Schristos  */
15*4afad4b7Schristos 
16*4afad4b7Schristos #ifndef ISC_OS_H
17*4afad4b7Schristos #define ISC_OS_H 1
18*4afad4b7Schristos 
19*4afad4b7Schristos /*! \file isc/os.h */
20*4afad4b7Schristos 
21*4afad4b7Schristos #include <isc/lang.h>
22*4afad4b7Schristos 
23*4afad4b7Schristos ISC_LANG_BEGINDECLS
24*4afad4b7Schristos 
25*4afad4b7Schristos unsigned int
26*4afad4b7Schristos isc_os_ncpus(void);
27*4afad4b7Schristos /*%<
28*4afad4b7Schristos  * Return the number of CPUs available on the system, or 1 if this cannot
29*4afad4b7Schristos  * be determined.
30*4afad4b7Schristos  */
31*4afad4b7Schristos 
32*4afad4b7Schristos ISC_LANG_ENDDECLS
33*4afad4b7Schristos 
34*4afad4b7Schristos #endif /* ISC_OS_H */
35