#lynx_value_get_uint32

lynx_api_status lynx_value_get_uint32(lynx_api_env env,
                                      lynx_value value,
                                      uint32* result);

uint32_t ret;
lynx_api_status status = lynx_value_get_uint32(env, value, &ret);
if (status != lynx_api_ok) {
  // handle error.
}