attr_optget
nasp = attr_optget(a, ATTR_AS4_PATH);
naggr = attr_optget(a, ATTR_AS4_AGGREGATOR);
if ((oaggr = attr_optget(a, ATTR_AGGREGATOR))) {
if ((a = attr_optget(asp, ATTR_ORIGINATOR_ID)) != NULL) {
if ((a = attr_optget(asp, ATTR_CLUSTER_LIST)) != NULL) {
struct attr *attr_optget(const struct rde_aspath *, uint8_t);
if ((a = attr_optget(asp1, ATTR_ORIGINATOR_ID)) != NULL) {
if ((a = attr_optget(asp2, ATTR_ORIGINATOR_ID)) != NULL) {
if ((a = attr_optget(asp1, ATTR_CLUSTER_LIST)) != NULL)
if ((a = attr_optget(asp2, ATTR_CLUSTER_LIST)) != NULL)