This file is indexed.

postrm is in grub-legacy-ec2 0.7.5-0ubuntu1.18.

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

if [ "$1" = purge ]; then
   if [ -x "`which ucf 2>/dev/null`" ]; then
      ucf --purge /var/run/grub/menu.lst
   fi
   if [ -x "`which ucfr 2>/dev/null`" ]; then
      ucfr --purge grub /var/run/grub/menu.lst
   fi
fi

if [ "$1" = "remove" ]; then
   dpkg-divert --package grub-legacy-ec2 --remove --rename --divert \
      /usr/sbin/grub-set-default.real /usr/sbin/grub-set-default
fi
# Automatically added by dh_installdebconf
if [ "$1" = purge ] && [ -e /usr/share/debconf/confmodule ]; then
	. /usr/share/debconf/confmodule
	db_purge
fi
# End automatically added section