source: draft-ietf-httpbis/latest/extract-header-defs.xslt @ 258

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    The Message Header Registry located at <eref target="http://www.iana.org/assignments/message-headers/message-header-index.html"/> should be updated
    with the permanent registrations below (see <xref target="RFC3864"/>):
  </t>
  <texttable>
    <ttcol>Header Field Name</ttcol>
    <ttcol>Protocol</ttcol>
    <ttcol>Status</ttcol>
    <ttcol>Reference</ttcol>
    <xsl:apply-templates select="//section[iref/@item='Headers']">
      <xsl:sort select="iref[@item='Headers']/@subitem"/>
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    The change controller is: "IETF (iesg@ietf.org) - Internet Engineering Task Force".
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  <c>http</c>
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