$ #DISPLAYRequiresArg
# error: '-display' requires an argument\n
$ #WarnDisplaySet
# warning: could not set environment variable 'DISPLAY'\n
$ #Usage
# Openbox %s : (c) 2002 - 2002 Ben Jansens\n\
$ #DISPLAYRequiresArg
# error: '-display' requires an argument\n
$ #WarnDisplaySet
# warning: could not set environment variable 'DISPLAY'\n
$ #Usage
# Openbox %s : (c) 2002 - 2002 Ben Jansens\n\