#!/bin/sh

set -e

case "$1" in
    configure)
	# continue below
    ;;

    abort-upgrade|abort-remove|abort-deconfigure)
	exit 0
    ;;

    *)
	echo "postinst called with unknown argument \`$1'" >&2
	exit 0
    ;;
esac

#DEBHELPER#

update-alternatives --install /usr/bin/ksh ksh /usr/bin/ksh93 20 \
                    --slave /usr/share/man/man1/ksh.1.gz ksh.1.gz \
                            /usr/share/man/man1/ksh93.1.gz

add-shell /usr/bin/ksh93

exit 0