asn_build_int
uchar_t *asn_build_int(uchar_t *, size_t *, uchar_t, int);
if ((p = asn_build_int(p, &bufsz, id, pdu->version)) == NULL) {
if ((p = asn_build_int(p, bufsz_p, id, pdu->reqid)) == NULL)
if ((p = asn_build_int(p, bufsz_p, id, pdu->non_repeaters)) == NULL)
if ((p = asn_build_int(p, bufsz_p, id, pdu->max_repetitions)) == NULL)
p = asn_build_int(p, bufsz_p, id, *((int *)val));