HandleSRV  func(w SRVWriter, name string) error
}

type ResponseWriter struct{ a *resolverFuncConn }

func (w ResponseWriter) header() dnsmessage.ResourceHeader {
	q := w.a.q
	return dnsmessage.ResourceHeader{
		Name:  q.Name,
		Type:  q.Type,
		Class: q.Class,
		TTL:   w.a.ttl,
	}
}

// SetTTL sets the TTL for subsequent written resources.