check_hdr_opt
if (check_hdr_opt(&exp_passive_estab_in, &skel->bss->passive_estab_in,
if (check_hdr_opt(&exp_active_estab_in, &skel->bss->active_estab_in,
if (check_hdr_opt(&exp_passive_fin_in, &skel->bss->passive_fin_in,
check_hdr_opt(&exp_active_fin_in, &skel->bss->active_fin_in,