decode_tl_data
if (decode_tl_data(&tl_data, type, &voidptr) == 0) {
if (decode_tl_data(&tl_data, KDB_TL_LINKDN, &voidptr) == 0) {
if (decode_tl_data(&tl_data, type, &voidptr) == 0) {
decode_tl_data(krb5_tl_data *, int, void **);
if ((st=decode_tl_data(rparams->tl_data, KDB_TL_MASK, &voidptr)) == 0) {