const time.absoluteYears

4 uses

	time (current package)
		time.go#L546: 	absoluteYears = 292277022400
		time.go#L553: 	absoluteToInternal int64 = -(absoluteYears*365.2425 + marchThruDecember) * secondsPerDay
		time.go#L603: 	y := uint64(year) - uint64(janFeb) + absoluteYears
		time.go#L733: 	return int(uint64(century)*100-absoluteYears) + int(cyear) + int(janFeb)