root@mythbox:~# mythtv-setup
xprop: unable to open display ''
usage: xprop [-options ...] [[format [dformat]] atom] ...
where options include:
-grammar print out full grammar for command line
-display host:dpy the X server to contact
-id id resource id of window to examine
-name name name of window to examine
-font name name of font to examine
-remove propname remove a property
-set propname value set a property to a given value
-root examine the root window
-len n display at most n bytes of any property
-notype do not display the type field
-fs filename where to look for formats for properties
-frame don't ignore window manager frames
-f propname format [dformat] formats to use for property of given name
-spy examine window properties forever
This option is not available. Please see --help for all possible usages.
(gksu:4857): Gtk-WARNING **: cannot open display:
This option is not available. Please see --help for all possible usages.
root@mythbox:~#