-### Reject, with specific SMTP message
-exim -DERROR_DETAILS=smtp_return_error_details -odq -bs
-mail from:<>
-rcpt to:<userx@dom.com>
-data
-To: c@b.c, himself <usery@dom.com>
-.
-quit
-****
-### Accept, matches in header CC:
-exim -odq -bs
-mail from:<>
-rcpt to:<userx@dom.com>
-rcpt to:<usery@dom.com>
-data
-To: d@b.c, himself <UserY@dom.com>
-Cc: unqualified, UserX@dom.com, x@y.z
-.
-quit
-****
-### Reject: To: & CC: combo, an env rcpt missing
-exim -odq -bs
-mail from:<>
-rcpt to:<userx@dom.com>
-rcpt to:<usery@dom.com>
-rcpt to:<userz@dom.com>
-data
-To: e@b.c, himself <UserY@dom.com>
-Cc: unqualified, UserX@dom.com, x@y.z
-.
-quit
-****
-### Accept: Resent-To: & Resent-CC: combo
-exim -odq -bs
-mail from:<>
-rcpt to:<userx@dom.com>
-rcpt to:<usery@dom.com>
-data
-Resent-To: f@b.c, himself <UserY@dom.com>
-Resent-Cc: unqualified, UserX@dom.com, x@y.z
-To: an@other
-.
-quit
-****
-no_msglog_check