Usage: grub-render-label [OPTION...] [OPTIONS]
Render Apple .disk_label.

  -b, --bgcolor=COLOR        use COLOR for background
  -c, --color=COLOR          use COLOR for text
  -f, --font=FILE            use FILE as font (PF2).
  -i, --input=FILE           read text from FILE.
  -o, --output=FILE          set output filename. Default is STDOUT
  -t, --text=STRING          set the label to render
  -v, --verbose              print verbose messages.
  -?, --help                 give this help list
      --usage                give a short usage message
  -V, --version              print program version

Mandatory or optional arguments to long options are also mandatory or optional
for any corresponding short options.

Report bugs to <bug-grub@gnu.org>.