elif cmd_exists xscreensaver && [ -e ~/.xscreensaver ]; then
fork XENVIRONMENT=~/.xscreensaver /usr/bin/xscreensaver;
elif cmd_exists xautolock; then
fork xautolock -notifier true -bell 0;
elif cmd_exists xscreensaver && [ -e ~/.xscreensaver ]; then
fork XENVIRONMENT=~/.xscreensaver /usr/bin/xscreensaver;
elif cmd_exists xautolock; then
fork xautolock -notifier true -bell 0;