beep --version (return code: 0)
beep-1.3
beep --help (return code: 1)
Usage:
beep [-f freq] [-l length] [-r reps] [-d delay] [-D delay] [-s] [-c] [--verbose | --debug] [-e device]
beep [Options...] [-n] [--new] [Options...] ...
beep [-h] [--help]
beep [-v] [-V] [--version]