84 	static struct tm *lt;  in atot()  local
94 	if (!lt) {  in atot()
97 		lt = localtime(&tval);  in atot()
128 	lt->tm_year = year - 1900;  in atot()
129 	lt->tm_mon = month - 1;  in atot()
130 	lt->tm_mday = day;  in atot()
131 	lt->tm_hour = 0;  in atot()
132 	lt->tm_min = 0;  in atot()
133 	lt->tm_sec = 0;  in atot()
134 	lt->tm_isdst = -1;  in atot()
135 	if ((tval = mktime(lt)) < 0)  in atot()