static void api_callback(void *closure, struct json_object *object, const char *error, const char *info, afb_api_t api)
{
AFB_INFO("asynchronous call, error=%s, info=%s, object=%s.", error, info, json_object_get_string(object));
+ (void) api;
struct closure_data *cdata = static_cast<struct closure_data *>(closure);
if (!cdata->hs_instance) {