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#include <time.h>
#include <sys/times.h>
#include "syscall.h"
int __clock_gettime(clockid_t, struct timespec *);
clock_t clock()
{
struct timespec ts;
struct tms tms;
if (!__clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &ts))
return ts.tv_sec*1000000 + ts.tv_nsec/1000;
__syscall(SYS_times, &tms);
return (tms.tms_utime + tms.tms_stime)*10000;
}
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