This file is indexed.

preinst is in gcc 4:4.9.2-2.

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 [ -d /usr/share/doc/gcc ]; then
    echo "Removing old gcc doc directory."
    rm -rf /usr/share/doc/gcc
fi



exit 0