api_def_map->api_def_map.UpdateDocs();
    api_def_map->update_docs_called = true;
  }
  string name_str(name, name_len);
  const auto* api_def = api_def_map->api_def_map.GetApiDef(name_str);
  if (api_def == nullptr) {
    return nullptr;
  }

  TF_Buffer* ret = TF_NewBuffer();
  status->status = MessageToBuffer(*api_def, ret);
  if (!status->status.ok()) {