pkg://9wm_1.2-7_amd64.deb:27328/prerm  info  downloads

#!/bin/sh -e

if [ "$1" = "remove" ]; then
    update-alternatives --remove x-window-manager \
                                 /usr/bin/9wm
    update-alternatives --remove x-window-manager.1.gz \
                                 /usr/share/man/man1/9wm.1.gz
fi