ref: 2fa6c2cb881c9a3a537b419c58727de0d0ee741e
parent: 969dcf44b66e1842fae22f6743cb2cb50bb11158
author: Jacob Moody <moody@posixcafe.org>
date: Mon Oct 10 22:08:34 EDT 2022
rio: close the display on the way out This restores the window image when exiting a subrio.