postrm is in netbase 5.4.
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 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | #!/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
remove)
;;
purge)
if [ -d /etc/sysctl.d/ ]; then
rm -f /etc/sysctl.d/bindv6only.conf
rmdir --ignore-fail-on-non-empty /etc/sysctl.d/
fi
delete_if_md5_matches
;;
upgrade|failed-upgrade|abort-install|abort-upgrade|disappear)
;;
*)
echo "postrm called with unknown argument '$1'" >&2
exit 1
;;
esac
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