In case you want to test it before I make a new upload, this will be the diff between 3.22-10 and 3.22-11:
diff -ru procmail-3.22.orig/src/header.h procmail-3.22/src/header.h --- procmail-3.22.orig/src/header.h 1999-07-06 08:12:22.000000000 +0200 +++ procmail-3.22/src/header.h 2005-02-17 00:34:47.000000000 +0100 @@ -168,3 +168,5 @@ X(readreceiptto, "Read-Receipt-To:") /* miscellaneous extension */ X(fakesender, "Fake-Sender:") X(envelopeto, "Envelope-To:") /* exim extension */ +X(useragent, "User-Agent:") +X(nntppostingdate, "NNTP-Posting-Date:") -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]