if (year < 1970 ||
mon < 1 || mon > 12 ||
day < 1 || day > mon_len ||
- hour < 0 || hour > 23 ||
- min < 0 || min > 59 ||
- sec < 0 || sec > 59)
+ hour > 23 ||
+ min > 59 ||
+ sec > 59)
goto invalid_time;
*_t = mktime64(year, mon, day, hour, min, sec);