compiz --version (return code: 0)
Compiz 0.9.12.2
compiz --help (return code: 0)
Usage: compiz [OPTIONS] [PLUGINS ...]
Options:
--debug Enable debug mode
--display DISPLAY Connect to X display DISPLAY (instead of $DISPLAY)
--help Show this summary
--keep-desktop-hints Retain existing desktop hints
--no-auto-add-ccp Do not automatically load the ccp plugin
--replace Replace any existing window managers
--send-startup-message Sends a message to connected clients on startup completion.
--sm-client-id ID Session management client ID
--sm-disable Disable session management
--sync Make all X calls synchronous
--version Show the program version