node_if
struct node_if *i, *j;
j = calloc(1, sizeof(struct node_if));
struct node_if *rcv;
$$ = calloc(1, sizeof(struct node_if));
$$ = calloc(1, sizeof(struct node_if));
$$ = calloc(1, sizeof(struct node_if));
void expand_rule(struct pf_rule *, int, struct node_if *,
struct node_gid *, struct node_if *, struct node_icmp *);
int expand_queue(char *, struct node_if *, struct queue_opts *);
int expand_skip_interface(struct node_if *);
struct node_if *interface;
expand_queue(char *qname, struct node_if *interfaces, struct queue_opts *opts)
LOOP_THROUGH(struct node_if, interface, interfaces,
FREE_LIST(struct node_if, interfaces);
expand_rule(struct pf_rule *r, int keeprule, struct node_if *interfaces,
struct node_uid *uids, struct node_gid *gids, struct node_if *rcv,
LOOP_THROUGH(struct node_if, interface, interfaces,
FREE_LIST(struct node_if, interfaces);
expand_skip_interface(struct node_if *interfaces)
LOOP_THROUGH(struct node_if, interface, interfaces,
FREE_LIST(struct node_if, interfaces);
struct node_if *next;
struct node_if *tail;