-# Automatically lock the screen after x minutes of inactivity if `xautolock`
-# is available. Warn if locker wasn't found.
-if installed xautolock; then
+# Automatically lock the screen after x minutes of inactivity if
+# `xscreensaver` or `xautolock` is available. Warn if no locker was found.
+if installed xscreensaver; then
+ xscreensaver &
+elif installed xautolock; then