gb_operation_result_set
if (gb_operation_result_set(operation, errno)) {
if (gb_operation_result_set(operation, errno)) {
if (!gb_operation_result_set(operation, errno))
if (gb_operation_result_set(operation, -ETIMEDOUT)) {
gb_operation_result_set(operation, -EINPROGRESS);
if (!gb_operation_result_set(operation, errno)) {
if (gb_operation_result_set(operation, status)) {
if (gb_operation_result_set(operation, -EINPROGRESS))