xtitle(1) on Linux
The text bd998bd9d43e, as Debian 7 (Wheezy), Debian 6.0 (Squeeze) shipped it.
set window title and icon name for an X11 terminal window
Flags it lists
-
-- -
--help -
--icon -
--title -
--verbose -
--version -
-V -
-h -
-i -
-t -
-v