> (gdb) print *rm->match
> $7 = {version = 0xf6e088f0 "libxtables.so.12", next = 0xef700, name = 0xf6e08904 "multiport", real_name = 0x0, revision = 1 '\001', ext_flags = 0 '\000', family = 10,
>  size = 48, userspacesize = 48, help = 0xf6e07b49 <multiport_help_v1>, init = 0x0, parse = 0x0, final_check = 0x0, print = 0xf6e08249 <multiport_print_v1>,
>  save = 0xf6e084cd <multiport_save_v1>, alias = 0x0, extra_opts = 0x0, x6_parse = 0xf6e07cb9 <multiport_parse_v1>, x6_fcheck = 0xf6e07d55 <multiport_check>,
>  x6_options = 0xf6e18a44 <multiport_opts>, xlate = 0xf6e07f01 <multiport_xlate_v1>, udata_size = 0, udata = 0x0, option_offset = 256, m = 0xefed8, mflags = 0,
>  loaded = 0}