const net/http.shutdownPollIntervalMax

3 uses

	net/http (current package)
		server.go#L3157: const shutdownPollIntervalMax = 500 * time.Millisecond
		server.go#L3196: 		if pollIntervalBase > shutdownPollIntervalMax {
		server.go#L3197: 			pollIntervalBase = shutdownPollIntervalMax