# HG changeset patch
# User Oleksandr Gavenko <gavenkoa@gmail.com>
# Date 1320739995 -7200
# Node ID 496791c4fe36c9a3e75134ae61d37deded06f0f6
# Parent  7956c2497dda3e51b8c851358913f74faef5d551
If you're spooling in overlapping mbox folders, you probably want
to delete all messages with duplicate message IDs.

diff -r 7956c2497dda -r 496791c4fe36 .emacs-my
--- a/.emacs-my	Tue Nov 08 10:04:08 2011 +0200
+++ b/.emacs-my	Tue Nov 08 10:13:15 2011 +0200
@@ -1232,6 +1232,10 @@
  gnus-check-bogus-newsgroups nil
  )
 
+;; If you're spooling in overlapping mbox folders, you probably want to delete
+;; all messages with duplicate message IDs.
+(setq nnmail-treat-duplicates 'delete)
+
 (setq
  gnus-posting-styles
  '(