--- Mailman/Handlers/SMTPDirect.py.orig	2012-06-13 15:35:54.000000000 +0200
+++ Mailman/Handlers/SMTPDirect.py	2013-08-22 14:26:22.000000000 +0200
@@ -64,11 +64,11 @@
         self.__conn.connect(mm_cfg.SMTPHOST, mm_cfg.SMTPPORT)
         self.__numsessions = mm_cfg.SMTP_MAX_SESSIONS_PER_CONNECTION
 
-    def sendmail(self, envsender, recips, msgtext):
+    def sendmail(self, envsender, recips, msgtext, mailopts=[]):
         if self.__conn is None:
             self.__connect()
         try:
-            results = self.__conn.sendmail(envsender, recips, msgtext)
+            results = self.__conn.sendmail(envsender, recips, msgtext, mailopts)
         except smtplib.SMTPException:
             # For safety, close this connection.  The next send attempt will
             # automatically re-open it.  Pass the exception on up.
@@ -114,7 +114,7 @@
     # recipients they'll swallow in a single transaction.
     deliveryfunc = None
     if (not msgdata.has_key('personalize') or msgdata['personalize']) and (
-           msgdata.get('verp') or mlist.personalize):
+           (msgdata.get('verp') and mm_cfg.VERP_STYLE == 'Manual') or mlist.personalize):
         chunks = [[recip] for recip in recips]
         msgdata['personalize'] = 1
         deliveryfunc = verpdeliver
@@ -376,6 +376,9 @@
     if mlist.include_sender_header:
         del msg['sender']
         msg['Sender'] = '"%s" <%s>' % (mlist.real_name, envsender)
+    mailopts=[]
+    if msgdata.get('verp') and mm_cfg.VERP_STYLE == 'Postfix':
+        mailopts.append('XVERP=' + mm_cfg.POSTFIX_XVERP_OPTS)
     # Get the plain, flattened text of the message, sans unixfrom
     # using our as_string() method to not mangle From_ and not fold
     # sub-part headers possibly breaking signatures.
@@ -385,7 +388,7 @@
     msgid = msg['message-id']
     try:
         # Send the message
-        refused = conn.sendmail(envsender, recips, msgtext)
+        refused = conn.sendmail(envsender, recips, msgtext, mailopts)
     except smtplib.SMTPRecipientsRefused, e:
         syslog('smtp-failure', 'All recipients refused: %s, msgid: %s',
                e, msgid)