labellen
if ((l = labellen(cp - 1)) < 0) {
if ((l = labellen(cp - 1)) < 0) {
if ((l = labellen(srcp - 1)) < 0) {
if ((l0 = labellen(srcp)) < 0) {
n = labellen(srcp);
if (cp < eom && (l = labellen(cp - 1)) < 0) {
static int labellen(const u_char *);
n = labellen(cp - 1); /*%< XXX */
convert_label(const void *label /* LE */, size_t labellen, char *label_out,
rc = iconv(cd, __UNCONST(&label), &labellen, &label_out,