postconf(1) on Linux
The text a99e8f701491, as Debian 11 (Bullseye), Debian 10 (Buster) shipped it.
Postfix configuration utility
Flags it lists
-
-# -
-A -
-C -
-F -
-H -
-M -
-P -
-T -
-X -
-a -
-b -
-c -
-d -
-e -
-f -
-h -
-l -
-m -
-n -
-o -
-p -
-t -
-v -
-x