This file is indexed.

preinst is in subversion 1.8.10-6+deb8u6.

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

dpkg-maintscript-helper rm_conffile /etc/emacs/site-start.d/50psvn.el 1.7.13-1~ -- "$@"