POSTIN
/bin/sh
update-alternatives --install /usr/bin/kdesu kdesu /usr/libexec/kf5/kdesu 40
POSTUN
/bin/sh
[ $1 = 0 ] || exit 0 update-alternatives --remove kdesu /usr/libexec/kf5/kdesu
/bin/sh
update-alternatives --install /usr/bin/kdesu kdesu /usr/libexec/kf5/kdesu 40
/bin/sh
[ $1 = 0 ] || exit 0 update-alternatives --remove kdesu /usr/libexec/kf5/kdesu