gnome_screensaver_version=$(chroot /root dpkg-query -W --showformat='${Version}' gnome-screensaver 2>/dev/null) || gnome_screensaver_version=""
if [ -n "$gnome_screensaver_version" ]; then
gnome_screensaver_version=$(chroot /root dpkg-query -W --showformat='${Version}' gnome-screensaver 2>/dev/null) || gnome_screensaver_version=""
if [ -n "$gnome_screensaver_version" ]; then