-b,--no-bearoff Do not use bearoff database
-c,--commands=FILE Evaluate commands in FILE and exit
-d,--debug Turn on debug
-l,--lang=LANG Set language to LANG
-p,--python=FILE Start in Python mode or evaluate code in FILE and exit
-q,--quiet Disable sound effects
-r,--no-rc Do not read .gnubgrc and .gnubgautorc commands
-S,--splash Show GTK splash screen
-t,--tty Start on tty instead of using window system
-v,--version Show version information and exit
-w,--window-system-only Ignore tty input when using window system
-D,--datadir Specify location of general data
-P,--pkgdatadir Specify location of program specific data
-O,--docdir Specify location of program documentation
-s,--prefsdir Specify location of user's preferences directory