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#ifndef _SYS_PARAM_H
#define _SYS_PARAM_H
#include <limits.h>
#define MAXPATHLEN PATH_MAX
#define MAXHOSTNAMELEN 64
#define NGROUPS 32
#define NOGROUP (-1)
#undef MIN
#undef MAX
#define MIN(a,b) (((a)<(b))?(a):(b))
#define MAX(a,b) (((a)>(b))?(a):(b))
#ifdef __alpha__
#define HZ 1024
#else
#define HZ 100
#endif
#ifndef howmany
# define howmany(x, y) (((x)+((y)-1))/(y))
#endif
#define roundup(x, y) ((((x)+((y)-1))/(y))*(y))
#define powerof2(x) ((((x)-1)&(x))==0)
#endif
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