ng_h4_node_qlen_ep
NG_MKRESPONSE(resp, msg, sizeof(ng_h4_node_qlen_ep),
*((ng_h4_node_qlen_ep *)(resp->data)) =
if (msg->header.arglen != sizeof(ng_h4_node_qlen_ep))
else if (*((ng_h4_node_qlen_ep *)(msg->data)) <= 0)
*((ng_h4_node_qlen_ep *)(msg->data));