post_install() {
  cat << EOF

===> virtualbox-guest-iso post install message:
===>
===> Redistribution of VBoxGuestAdditions.iso from the binary packages
===> on www.virtualbox.org with Arch Linux has been granted by
===> InnoTek Systemberatung GmbH.
===>
===> By using this package you accept
===> the VirtualBox Personal Use and Evaluation License (PUEL)
===> which can be found here: http://virtualbox.org/wiki/VirtualBox_PUEL
===>
===> If you do not accept this license, you must remove the package immediately.
===>

EOF
}