HDR From: The Post Office <postmaster>
HDR Sender:	mailer-daemon
SUB Subject: Address expansion problem
ADR Cc: The Post Office <postoffice>

A copy of your message is being returned to you because one or more of
the addresses you specified could not be expanded properly.  This usually
indicates an error in a .forward file, the system aliases file, or
a mailing list address list.

