USERNAME=''
[ -r /etc/grml/grml-live.conf ] && . /etc/grml/grml-live.conf
-[ -r /etc/grml/grml-live.local ] && . /etc/grml/grml-live.local
+[ -n "$GRML_LIVE_LOCAL_CONFIG" ] && . "$GRML_LIVE_LOCAL_CONFIG"
[ -n "$USERNAME" ] || USERNAME=grml
fcopy -v /etc/sudoers