rem: print_mark(((struct ipt_mark_info *)match->data)->mark, ((struct ipt_mark_info *)match->data)->mask, ((struct ipt_mark_info *)match->data)->invert, 0);
add: print_mark(info->mark, info->mask, 0);
context: save(const struct ipt_ip *ip, const struct ipt_entry_match *match){	printf("--mark ");	print_mark(((struct ipt_mark_info *)match->data)->mark,		  ((struct ipt_mark_info *)match->data)->mask,		  ((struct ipt_mark_info *)match->data)->invert, 0);}