This file is indexed.

prerm is in cpp 4:7.3.0-3ubuntu2.

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
#! /bin/sh

set -e

if [ "$1" != upgrade ]; then
    update-alternatives --quiet --remove cpp /usr/bin/cpp
fi