This file is indexed.

postinst is in biosdevname 0.4.1-0ubuntu6.

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.

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#!/bin/sh
set -e

case "$1" in
    configure)
        update-initramfs -u
        ;;

    abort-upgrade|abort-deconfigure|abort-remove)
        ;;

    *)
        echo "$0 called with unknown argument \`$1'" 1>&2
        exit 1
        ;;
esac


exit 0