From e39f14a06d6795ba0348bfca8bd3b43c2754242e Mon Sep 17 00:00:00 2001
From: "martin f. krafft" <madduck@madduck.net>
Date: Wed, 7 Apr 2010 19:49:12 +0200
Subject: [PATCH 1/1] do not purge duplicates but discard them

---
 procmail/duplicates | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/procmail/duplicates b/procmail/duplicates
index eb14d4b..aa9f1b7 100644
--- a/procmail/duplicates
+++ b/procmail/duplicates
@@ -8,8 +8,7 @@ LOCKFILE = $MID_CACHE_FILE$LOCKEXT
 * ? $FORMAIL -D 16384 $MID_CACHE_FILE
 {
   LOG="duplicate:   drop duplicate message $MSGID$NL"
-
-  :0
-  $NULL
+  LOCKFILE   # unlock
+  SWITCHRC=$PMDIR/discard
 }
 LOCKFILE   # unlock
-- 
2.39.5