1#ifndef _SYS_PARAM_H 2#define _SYS_PARAM_H 3 4#define MAXSYMLINKS 20 5#define MAXHOSTNAMELEN 64 6#define MAXNAMLEN 255 7#define MAXPATHLEN 4096 8#define NBBY 8 9#define NGROUPS 32 10#define CANBSIZ 255 11#define NOFILE 256 12#define NCARGS 131072 13#define DEV_BSIZE 512 14#define NOGROUP (-1) 15 16#undef MIN 17#undef MAX 18#define MIN(a,b) (((a)<(b))?(a):(b)) 19#define MAX(a,b) (((a)>(b))?(a):(b)) 20 21#define __bitop(x,i,o) ((x)[(i)/8] o (1<<(i)%8)) 22#define setbit(x,i) __bitop(x,i,|=) 23#define clrbit(x,i) __bitop(x,i,&=~) 24#define isset(x,i) __bitop(x,i,&) 25#define isclr(x,i) !isset(x,i) 26 27#define howmany(n,d) (((n)+((d)-1))/(d)) 28#define roundup(n,d) (howmany(n,d)*(d)) 29#define powerof2(n) !(((n)-1) & (n)) 30 31#include <sys/resource.h> 32#include <endian.h> 33#include <limits.h> 34 35#endif 36