dav(1) on Linux
The text 33e92ee9137f, as Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch) shipped it.
A minimalist ncurses-based text editor.
Flags it lists
-
--help -
--version -
-l