diff -Nur -x '*.orig' -x '*.rej' Mail-DMARC-1.20141206/lib/Mail/DMARC/Report/Send/SMTP.pm mezzanine_patched_Mail-DMARC-1.20141206/lib/Mail/DMARC/Report/Send/SMTP.pm
--- Mail-DMARC-1.20141206/lib/Mail/DMARC/Report/Send/SMTP.pm	2014-12-06 07:56:07.000000000 +0100
+++ mezzanine_patched_Mail-DMARC-1.20141206/lib/Mail/DMARC/Report/Send/SMTP.pm	2016-05-02 19:13:26.272420754 +0200
@@ -6,6 +6,7 @@
 use Carp;
 use English '-no_match_vars';
 use Email::MIME;
+use Email::MIME::Creator;
 use Net::SMTPS;
 #use Mail::Sender;  # something to consider
 use Sys::Hostname;