byobu-ctrl-a -V (return code: 1)
Usage: byobu-ctrl-a [mode]
mode is one of 'screen' or 'emacs'
if not specified, prompt the user
byobu-ctrl-a --help (return code: 0)
Usage: byobu-ctrl-a [mode]
mode is one of 'screen' or 'emacs'
if not specified, prompt the user