find_rib
struct rde_rib *find_rib(char *);
if (!find_rib($2)) {
if (!find_rib($1)) {
if (!find_rib(rib)) {
if ((rr = find_rib(name)) == NULL) {
rr = find_rib("Loc-RIB");
rr = find_rib("Loc-RIB");