Not yet documented.
Requires POSIX shell and utilities with the addition of the
(newer than) option for test(1), which happens to be present on most
major POSIX-compliant systems.
Copyright (C) 2020 Gregory L Chamberlain firstname.lastname@example.org
This program is Free Software available under the terms of the GNU General Public License Version 3 or any later version of your choosing. See the file named COPYING for more information.