lfs-book/prologue/errata.xml

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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
  <!ENTITY % general-entities SYSTEM "../general.ent">
  %general-entities;
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<sect1 id="pre-errata">
  <?dbhtml filename="errata.html"?>

  <title>Errata</title>

  <para>The software used to create an LFS system is constantly being updated
  and enhanced. Security warnings and bug fixes may become available after
  the LFS book has been released. To check whether the package versions or
  instructions in this release of LFS need any modifications to accommodate
  security vulnerabilities or other bug fixes, please visit <ulink
  url="&errata;"/> before proceeding with your build. You should note any
  changes shown and apply them to the relevant section of the book as you
  progress with building the LFS system.</para>

</sect1>