prev_y_leap        94 ext/date/lib/dow.c 	int y_leap, prev_y_leap, doy, jan1weekday, weekday;
prev_y_leap        97 ext/date/lib/dow.c 	prev_y_leap = timelib_is_leap(y-1);
prev_y_leap       109 ext/date/lib/dow.c 		if (jan1weekday == 5 || (jan1weekday == 6 && prev_y_leap)) {