ippool(8) on FreeBSD
The text c52b10235b3f, as FreeBSD 13.0-RELEASE shipped it.
user interface to the IPFilter pools
Flags it lists
-
-A -
-F -
-M -
-N -
-R -
-S -
-T -
-a -
-d -
-f -
-i -
-l -
-m -
-n -
-o -
-r -
-s -
-t -
-u -
-v