pkey_test_ctrl
if (!pkey_test_ctrl(t, data->ctx, value) || t->err != NULL)
return pkey_test_ctrl(t, kdata->ctx, value);
if (!pkey_test_ctrl(t, data->pctx, value) || t->err != NULL)
if (!pkey_test_ctrl(t, expected->pctx, value) || t->err != NULL)