func (r *TXTResource) GoString() string {
	s := "dnsmessage.TXTResource{TXT: []string{"
	if len(r.TXT) == 0 {
		return s + "}}"
	}
	s += `"` + printString([]byte(r.TXT[0]))
	for _, t := range r.TXT[1:] {
		s += `", "` + printString([]byte(t))
	}
	return s + `"}}`
}

func unpackTXTResource(msg []byte, off int, length uint16) (TXTResource, error) {
	txts := make([]string, 0, 1)