xautolock(1x) on Linux
The text 4f49ee733dd8, as Debian 1.2 (Rex), Debian 1.1 (Buzz) shipped it.
fire up programs in case of user inactivity under X
Flags it lists
-
-bell -
-cornerdelay -
-cornerredelay -
-corners -
-cornersize -
-disable -
-enable -
-help -
-locker -
-noclose -
-nocloseerr -
-nocloseout -
-notifier -
-notify -
-time -
-toggle -
-version