const net/http.shutdownPollIntervalMax

3 uses

	net/http (current package)
		server.go#L2708: const shutdownPollIntervalMax = 500 * time.Millisecond
		server.go#L2747: 		if pollIntervalBase > shutdownPollIntervalMax {
		server.go#L2748: 			pollIntervalBase = shutdownPollIntervalMax