xioutil.SafeClose(responseCh)
	}()

	// Cancelation and errors are handled by handleTwowayRequests below.
	for resp := range internalResp {
		m.send(message{Op: OpUnblockSrvMux, MuxID: m.MuxID})
		responseCh <- resp
	}
}

func (m *muxClient) handleTwowayRequests(errResp chan<- Response, requests <-chan []byte) {
	var errState bool
	if debugPrint {
		start := time.Now()