const time.stdUnderYearDay

5 uses

	time (current package)
		format.go#L143: 	stdUnderYearDay          = iota + stdNeedYday  // "__2"
		format.go#L260: 				return layout[0:i], stdUnderYearDay, layout[i+3:]
		format.go#L737: 		case stdUnderYearDay:
		format.go#L1133: 		case stdUnderYearDay, stdZeroYearDay:
		format.go#L1135: 				if std == stdUnderYearDay && len(value) > 0 && value[0] == ' ' {