type net/http.onceCloseListener

4 uses

	net/http (current package)
		server.go#L2957: 	l = &onceCloseListener{Listener: l}
		server.go#L3404: type onceCloseListener struct {
		server.go#L3410: func (oc *onceCloseListener) Close() error {
		server.go#L3415: func (oc *onceCloseListener) close() { oc.closeErr = oc.Listener.Close() }