type time.absLeap

4 uses

	time (current package)
		time.go#L590: type absLeap int
		time.go#L717: func (century absCentury) leap(cyear absCyear) absLeap {
		time.go#L731: 	return absLeap(y4ok & (y100ok | y400ok))
		time.go#L741: func (ayday absYday) yday(janFeb absJanFeb, leap absLeap) int {