setkey(8) on FreeBSD
The text 5e4bca9e43b3, as FreeBSD 10.4-RELEASE shipped it.
manually manipulate the IPsec SA/SP database
Flags it lists
-
-D -
-F -
-a -
-f -
-h -
-l -
-lh -
-ls -
-m -
-r -
-u -
-v -
-x