query_add_optional
query_add_optional(q, nsd, now_p);
void query_add_optional(query_type *q, nsd_type *nsd, uint32_t *now_p);
query_add_optional(q, data->nsd, &now);
query_add_optional(data->query, data->nsd, &now);
query_add_optional(data->query, data->nsd, &now);
query_add_optional(data->query, data->nsd, &now);
query_add_optional(data->query, data->nsd, &now);
query_add_optional(q, nsd, &now);