const runtime.maxWhen

5 uses

	runtime (current package)
		proc.go#L6482: 		if when := timeSleepUntil(); when < maxWhen {
		time.go#L321: const maxWhen = 1<<63 - 1
		time.go#L358: 		when = maxWhen
		time.go#L1122: 			next = maxWhen
		time.go#L1285: 	next := int64(maxWhen)