// Find edges pointing to this node, and use them to build a list of unique, known addresses.
static struct addrinfo *get_known_addresses(node_t *n) {
struct addrinfo *ai = NULL;
struct addrinfo *oai = NULL;
// Find edges pointing to this node, and use them to build a list of unique, known addresses.
static struct addrinfo *get_known_addresses(node_t *n) {
struct addrinfo *ai = NULL;
struct addrinfo *oai = NULL;