-if [ -n "$gnome_screensaver_version" ]; then
- # Support legacy gconf value
- chroot /root sudo -u "$USERNAME" gconftool-2 -t bool -s /apps/gnome-screensaver/lock false
- chroot /root sudo -u "$USERNAME" gconftool-2 -t bool -s /apps/gnome-screensaver/lock_enabled false
+
+if [ -n "${gnome_screensaver_version}" ]
+then
+ # Support legacy gconf value
+ chroot /root sudo -u "${USERNAME}" gconftool-2 -t bool -s /apps/gnome-screensaver/lock false
+ chroot /root sudo -u "${USERNAME}" gconftool-2 -t bool -s /apps/gnome-screensaver/lock_enabled false