PF_RT_NATPASS
snl_add_msg_attr_u8(nw, PF_RT_NATPASS, r->natpass);
{ .type = PF_RT_NATPASS, .off = _OUT(r.natpass), .cb = snl_attr_get_uint8 },
nlattr_add_u8(nw, PF_RT_NATPASS, rule->natpass);
{ .type = PF_RT_NATPASS, .off = _OUT(natpass), .cb = nlattr_get_uint8 },