locker_pre=
if test x"$locker" = xxscreensaver; then
# Start xscreensaver if it's not already running. xscreensaver-command
locker_pre=
if test x"$locker" = xxscreensaver; then
# Start xscreensaver if it's not already running. xscreensaver-command
locker_pre='xscreensaver-command -time >/dev/null 2>&1 || xscreensaver &'
locker='xscreensaver-command -lock'
elif test x"$locker" = xxtrlock; then
locker_pre='xscreensaver-command -time >/dev/null 2>&1 || xscreensaver &'
locker='xscreensaver-command -lock'
elif test x"$locker" = xxtrlock; then