opendmarc(8) on Linux
The text d0692ce02df6, as Debian 10 (Buster), Debian 9 (Stretch) shipped it.
DMARC email policy filter for MTAs
Flags it lists
-
-A -
-P -
-V -
-c -
-f -
-l -
-n -
-p -
-t -
-u -
-v