8 if xscreensaver-command
-version
>/dev
/null
2>&1; then
9 xscreensaver-command
-lock
14 if gnome-screensaver-command
--query
>/dev
/null
2>&1; then
15 gnome-screensaver-command
--lock
19 ## Make sure we did something useful.
22 echo >&2 "$0: no screensaver found"