config is in util-vserver 0.30.216-pre2864-2ubuntu1.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 | #!/bin/sh
set -e
. /usr/share/debconf/confmodule
db_title "util-vserver" || true
db_input medium util-vserver/start_on_boot || true
db_go || true
|