ipfw_cfg_lheader
ipfw_cfg_lheader *cfg;
ipfw_cfg_lheader *cfg;
ipfw_cfg_lheader *cfg, size_t sz, int ac, char *av[])
ipfw_cfg_lheader **pcfg, size_t *psize)
ipfw_cfg_lheader *cfg;
ipfw_cfg_lheader **pcfg, size_t *psize);
ipfw_cfg_lheader *cfg, size_t sz, int ac, char **av);
ipfw_cfg_lheader *hdr;
hdr = (ipfw_cfg_lheader *)ipfw_get_sopt_header(sd, sizeof(*hdr));
sz = sizeof(ipfw_cfg_lheader);