PF_RULE_LABEL_SIZE
expand_label_str(r->label, PF_RULE_LABEL_SIZE, "$nr", n);
char label[PF_RULE_LABEL_SIZE];
expand_label(r->label, PF_RULE_LABEL_SIZE, r->ifname, r->af,
char psk_label[PF_RULE_LABEL_SIZE];
char label[PF_RULE_LABEL_SIZE];