postinst is in kdesudo 3.4.2.4+repack-2ubuntu4.
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 | #! /bin/sh -e
case "$1" in
configure)
update-alternatives --install /usr/lib/kde4/libexec/kdesu kdesu /usr/bin/kdesudo 100
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
exit 0
|