#!/bin/sh -e delete_if_md5_matches() { local md5 if [ -e /etc/hosts ]; then md5="$(md5sum /etc/hosts | sed -e 's/ .*//')" case "$md5" in 05e70b0d3ac00a2fbc94781871ae9aa8) rm /etc/hosts ;; esac fi if [ -e /etc/networks ]; then md5="$(md5sum /etc/networks | sed -e 's/ .*//')" case "$md5" in d013c6de91b961753d4ba901347aa6c8) rm /etc/networks ;; esac fi } case "$1" in purge) delete_if_md5_matches ;; esac