From 7b25566fa86fafbf4f8f583b42993ad8ea847261 Mon Sep 17 00:00:00 2001
From: "martin f. krafft" <madduck@seamus.madduck.net>
Date: Tue, 21 Aug 2007 00:04:28 +0200
Subject: [PATCH 1/1] early check for M-F-T header saves some performance

---
 procmail/listquirks | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/procmail/listquirks b/procmail/listquirks
index b36ffd2..9396e90 100644
--- a/procmail/listquirks
+++ b/procmail/listquirks
@@ -6,11 +6,12 @@
 #
 :0
 * ? echo "$EQ_TO" | $EGREP -qif $CONF/cclists
+* ! ^Mail-Followup-To:
 {
   CORRESPONDENTS=`formail -cxTo: -xCc: -xFrom: | tr -s '\n' ,`
   LOG="listquirks:   adding M-F-T header for message on list $EQ_TO$NL"
   :0 fw
-  |$FORMAIL -a "Mail-Followup-To: $CORRESPONDENTS"
+  |$FORMAIL -A "Mail-Followup-To: $CORRESPONDENTS"
 }
 
 # vim:ft=procmail
-- 
2.39.5