post_install() {
  echo "To be able to use lxdream you will need a copy of the Dreamcast BIOS.
Guides to dump the BIOS are available at the following URLs:
https://www.ngemu.com/threads/how-to-dump-your-own-dc-bios-and-flash.51969/
http://www.dc-swat.ru/www/forum/showthread.php?tid=2304"
}