rem: print_firewall(fw, t->u.name, 0, FMT_PRINT_RULE, h);
add: print_firewall(fw, t->u.user.name, 0, FMT_PRINT_RULE, h);
context: print_firewall_line(const struct ipt_entry *fw,		    const iptc_handle_t h){	struct ipt_entry_target *t;	t = ipt_get_target((struct ipt_entry *)fw);	print_firewall(fw, t->u.name, 0, FMT_PRINT_RULE, h);}