nutupsdrv(8) on Linux
The text b3a9946579ce, as Debian 12 (Bookworm) shipped it.
generic manual for unified NUT drivers
Flags it lists
-
-B -
-D -
-F -
-L -
-V -
-a -
-d -
-g -
-h -
-i -
-k -
-q -
-r -
-s -
-u -
-x