This file is indexed.

prerm is in mono-runtime 2.10.8.1-1ubuntu2.3.

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 -e

if [ "$1" = remove ] && [ -x /usr/sbin/update-binfmts ]; then
	update-binfmts --package mono-runtime --remove cli /usr/bin/cli
fi

if [ "$1" = remove ]; then
	update-alternatives --remove cli /usr/bin/mono
fi