For some reason, setting Delivered-To to include the address extension
doesn't seem to work -- it's still just alex@dehnerts.com. X-Original-To
does include the address extension now though.
discard unix - - y - - discard
local unix - n n - - local
virtual unix - n n - - virtual
-lmtp unix - - y - - lmtp
+#lmtp unix - - y - - lmtp
# As of Postfix 3.5, this should allow adding a Delivered-To: header
# https://www.postfix.org/lmtp.8.html
-#lmtp unix - - y - - lmtp flags=DO
+lmtp unix - - y - - lmtp flags=DORX
anvil unix - - y - 1 anvil
#