TZFILE(5) File Formats Manual TZFILE(5) NAME tzfile - SYNOPSIS #include DESCRIPTION tzset(3) , "TZif", , . ""() long , : tzh_ttisgmtcnt UTC/local. tzh_ttisstdcnt standard/wall. tzh_leapcnt leap second tzh_timecnt "" tzh_typecnt ""(!) tzh_charcnt "" tzh_timecnt "" long , . ( time(2) ), . tzh_timecnt unsigned char , "" . ttinfo . ttinfo , : struct ttinfo { long tt_gmtoff; int tt_isdst; unsigned int tt_abbrind; }; "" long tt_gmtoff, tt_isdst tt_abbrind. , tt_gmtoff UTC, , tt_isdst tm_isdst localtime (3) , tt_abbrind , ttinfo . tzh_leapcnt , leap second, time(2) ; leap second. . tzh_ttisstdcnt standard/wall, ; () standard timewall clock time, POSIX . , tzh_ttisgmtcnt UTC/local, ; () UTC local time, POSIX. tzh_timecnt , Localtime ttinfo, ttinfo . SEE ALSO newctime(3) man man https://github.com/man-pages-zh/manpages- zh TZFILE(5)