post_install() {
	echo '===> NOTICE:
     To play against the computer, you will need to install additional software.
     E.g. to play go, install the gnugo package from extra and add the engine to
     quarry using the preferences dialog (gnugo --mode gtp --quiet). See
     http://download.gna.org/quarry/help/en/quarry.html for more information on
     this subject.'
}