Comment 4 for bug 266760

--- Acknowledge.py.orig 2010-01-07 15:50:01.000000000 +0100
+++ Acknowledge.py 2010-01-07 15:50:43.000000000 +0100
@@ -38,7 +38,8 @@
         if not ack:
             return
     except Errors.NotAMemberError:
- return
+ if not mlist.notify_nonmembers_post_approved:
+ return
     # Okay, they want acknowledgement of their post. Give them their original
     # subject. BAW: do we want to use the decoded header?
     origsubj = msgdata.get('origsubj', msg.get('subject', _('(no subject)')))