node_supports_image_output
if (!node_supports_image_output(node))
if (!node_supports_image_output(node))
if (!node_supports_image_output(node))
if (!node_supports_image_output(node) &&
(node_supports_image_output(node) || node_supports_image_input(node))
if (node_supports_image_output(node))
vdev->vfl_dir = (node_supports_image_output(node) ||