Command line
- -d - enables print of debug information to stderr
- -Dfile - enables print of debug information to 'file'
- -g - force graphics mode
- -h, -? - print help about command line
- -i - print informations about detected hardware
- -k - debug keystrokes in graphics mode
- -m - set time on PC from master (requires root privileges)
- -s - print build configuration (settings file)
- -t - force text mode