重写邮件头内容（postfix）

qstar

用Postfix构建的Email服务器，我发现邮件头的内容太多了，我想删除其中的一部分内容，只想保留Received: from murder ([unix socket])这一项就好了，最少打把带127.0.01的这些不需要了。请大家帮助，谢谢
附：
Return-Path: <sender@domain.com>
Received: from murder ([unix socket])
         by mail.domain.com (Cyrus v2.2. with LMTPA;
         Mon, 16 Jan 2006 19:58:26 -0800
X-Sieve: CMU Sieve 2.2
Received: from localhost (localhost [127.0.0.1])
        by mail.domain.com (Postfix) with ESMTP id 884E66DC7E3
        for <receiver@domain.com>; Mon, 16 Jan 2006 19:58:26 -0800 (PST)
Received: from mail.domain.com ([127.0.0.1])
by localhost (web12 [127.0.0.1]) (amavisd-new, port 10024) with ESMTP
id 16715-06 for <receiver@domain.com>;
Mon, 16 Jan 2006 19:58:23 -0800 (PST)
Received: from sendhost (unknown [192.168.10.3])
        by mail.domain.com (Postfix) with SMTP id 25E246DC7D8
        for <receiver@domain.com>; Mon, 16 Jan 2006 19:57:18 -0800 (PST)
From: <sender@domain.com>
To:  <receiver@domain.com>
Subject: subbject
Date: Tue, 17 Jan 2006 11:57:04 +0800
MIME-Version: 1.0
Content-Type: multipart/mixed;
        boundary="----=_NextPart_000_0059_01C61B5D.24D47650"
X-Mailer: Microsoft Office Outlook, Build 11.0.5510
X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000
Thread-Index: AcYbE9MO+cGu0NdISuKcpIfR4v9RLgABjUkg
Message-Id: <20060117035718.25E246DC7D8@mail.domain.com>
X-Virus-Scanned: by amavisd-new at domain.com