ubuntu-codename)
getrawfield 'ubuntu-codename' "${BASEDIR}/../doc/apt-verbatim.ent"
;;
-keyring-package|keyring-filename|keyring-master-filename|keyring-removed-filename|keyring-uri)
+keyring-package|keyring-filename|keyring-master-filename|keyring-removed-filename|keyring-uri|current-distro-codename)
getfield "$1"
;;
*)