POSTIN

/bin/sh

if [ -x /usr/bin/update-menus ]; then /usr/bin/update-menus || true ; fi 

update-alternatives --install /usr/bin/xsidplay xsidplay /usr/bin/xsidplay-libsidplay1 10
[ -e /usr/bin/xsidplay ] || update-alternatives --auto xsidplay

POSTUN

/bin/sh

if [ "$1" = "0" -a -x /usr/bin/update-menus ]; then /usr/bin/update-menus || true ; fi 

[ "$1" = "0" ] || exit 0
update-alternatives --remove xsidplay /usr/bin/xsidplay-libsidplay1