NPF_CMD_RULE_LIST
nvlist_add_number(req, "command", NPF_CMD_RULE_LIST);
case NPF_CMD_RULE_LIST: {
if (!error && rcmd != NPF_CMD_RULE_ADD && rcmd != NPF_CMD_RULE_LIST) {
{ "list", NPF_CMD_RULE_LIST, false },
case NPF_CMD_RULE_LIST: