From: %(sender)s
Subject: [%(prefix)sPATCH%(version)s%(number)s] %(shortdescr)s
Mime-Version: 1.0
Content-Type: multipart/mixed; boundary=MIMEBOUNDARY

This is a MIME message.

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%(fromauth)s%(longdescr)s
---
%(diffstat)s
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Content-Type: text/plain; name=%(patch)s.patch
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%(diff)s
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