1#include <sys/sysinfo.h>
2#include <unistd.h>
3
4int get_nprocs_conf()
5{
6	return sysconf(_SC_NPROCESSORS_CONF);
7}
8
9int get_nprocs()
10{
11	return sysconf(_SC_NPROCESSORS_ONLN);
12}
13
14long get_phys_pages()
15{
16	return sysconf(_SC_PHYS_PAGES);
17}
18
19long get_avphys_pages()
20{
21	return sysconf(_SC_AVPHYS_PAGES);
22}
23