_TIME_H_TIME_H 1<sys/commnull.h>CLOCKS_PER_SEC 1000CLK_TCK CLOCKS_PER_SEC<sys/commsize.h>
„clock_t;<sys/commtime.h>
tm{
tm_sec;
tm_min;
tm_hour;
tm_mday;
tm_mon;
tm_year;
tm_wday;
tm_yday;
tm_isdst;
};
clock_t clock();
difftime(time_t,time_t);
time_t mktime(tm*);
time_t time(time_t*);
*asctime(consttm*);
*ctime(const time_t*);
tm*gmtime(const time_t*);
tm*localtime(const time_t*);
size_t strftime(*,size_t,const*,consttm*);_STRICT_ANSI
getclk(*);
chgclk(const*);
utunpk(,*);
utpack(const*);
timer(*);
datecmp(constDateStamp*,constDateStamp*);
time_t __datecvt(constDateStamp*);
DateStamp*__timecvt(time_t);
__tzset();timezone __timezonetzname __tznamedaylight __daylighttzset __tzsetTZ "CST6"DAY0 4
__daylight;
__timezone;
*__tzname[2];
__tzstn[4];
__tzdtn[4];
*_TZ;