efivar(8) on FreeBSD
The text a21aff5c4a09, as FreeBSD 12.0-RELEASE shipped it.
UEFI environment variable interaction
Flags it lists
-
--append -
--ascii -
--attributes -
--binary -
--delete -
--device -
--device-path -
--fromfile -
--guid -
--hex -
--list -
--list-guids -
--name -
--no-name -
--print -
--raw-guid -
--utf8 -
--write -
-A -
-D -
-H -
-L -
-N -
-R -
-a -
-b -
-d -
-f -
-g -
-l -
-n -
-p -
-t -
-u -
-w