if_elect
bdr = if_elect(bdr, nbr);
bdr = if_elect(bdr, nbr);
struct nbr *if_elect(struct nbr *, struct nbr *);
dr = if_elect(dr, nbr);
bdr = if_elect(bdr, nbr);
bdr = if_elect(bdr, nbr);
dr = if_elect(dr, nbr);
struct nbr *if_elect(struct nbr *, struct nbr *);