}

func requests() chan int {
	return make(chan int)
}

// The following example shows how to use Value for periodic program config updates
// and propagation of the changes to worker goroutines.
func ExampleValue_config() {
	var config atomic.Value // holds current server configuration
	// Create initial config value and store into config.
	config.Store(loadConfig())
	go func() {
		// Reload config every 10 seconds