extern time_t time(time_t *t);
function psi\time() : int {
	let t = NULL;
	return to_int(time);
}

extern int gettimeofday(struct timeval *tv, struct timezone *tz);
function psi\gettimeofday(array &$tv = NULL, array &$tz = NULL) : int {
	let tv = calloc(1, struct timeval);
	let tz = calloc(1, struct timezone);
	return to_int(gettimeofday);
	set $tv = to_array(*tv, 
		to_int(tv_sec), 
		to_int(tv_usec));
	set $tz = to_array(*tz, 
		to_int(tz_minuteswest), 
		to_int(tz_dsttime));
}

extern char *asctime(struct tm *tm);
function psi\asctime(array $tm = NULL) : string {
	let tm = arrval($tm);
	return to_string(asctime);
}

extern char *asctime_r(struct tm *tm, char *buf);
function psi\asctime_r(array $tm = NULL) : string {
	let tm = arrval($tm);
	let buf = calloc(32, char);
	return to_string(asctime_r);
}

extern struct tm *gmtime(time_t *tp);
function psi\gmtime(int $ts) : array {
	let tp = &intval($ts);
	return to_array(*gmtime,
		to_int(tm_sec),
		to_int(tm_min),
		to_int(tm_hour),
		to_int(tm_mday),
		to_int(tm_mon),
		to_int(tm_year),
		to_int(tm_wday),
		to_int(tm_yday),
		to_int(tm_isdst)
	);
}

extern struct tm *gmtime_r(time_t *tp, struct tm *buf);
function psi\gmtime_r(int $ts) : array {
	let tp = &intval($ts);
	let buf = calloc(1, struct tm);
	return to_array(*gmtime_r,
		to_int(tm_sec),
		to_int(tm_min),
		to_int(tm_hour),
		to_int(tm_mday),
		to_int(tm_mon),
		to_int(tm_year),
		to_int(tm_wday),
		to_int(tm_yday),
		to_int(tm_isdst)
	);
}

extern int nanosleep(struct timespec *rqtp, struct timespec *rmtp);
function psi\nanosleep(array $rq = NULL, array &$rm = NULL) : int {
	let rqtp = arrval($rq);
	let rmtp = calloc(1, struct timespec);
	return to_int(nanosleep);
	set $rm = to_array(*rmtp,
		to_int(tv_sec),
		to_int(tv_nsec)
	);
}

extern clock_t times(struct tms *buf);
function psi\times(array &$tms = NULL) : int {
	let buf = calloc(1, struct tms);
	return to_int(times);
	set $tms = to_array(*buf,
		to_int(tms_utime),
		to_int(tms_stime),
		to_int(tms_cutime),
		to_int(tms_cstime)
	);
}