diff --git a/reference/apache/book.xml b/reference/apache/book.xml
index 3dd904b592..dcb90319e4 100644
--- a/reference/apache/book.xml
+++ b/reference/apache/book.xml
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.apache" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="bundled" ?>
  <title>Apache</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.apache">
   &reftitle.intro;
@@ -13,9 +13,8 @@
   </para>
  </preface>
  <!-- }}} -->
- 
+
  &reference.apache.setup;
- &reference.apache.constants;
  &reference.apache.reference;
 
 </book>
diff --git a/reference/apache/constants.xml b/reference/apache/constants.xml
deleted file mode 100644
index 91ae194f32..0000000000
--- a/reference/apache/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="apache.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/bc/book.xml b/reference/bc/book.xml
index ed84830e80..6ccda4651a 100644
--- a/reference/bc/book.xml
+++ b/reference/bc/book.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.bc" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="bundled" ?>
  <title>BCMath Arbitrary Precision Mathematics</title>
  <titleabbrev>BC Math</titleabbrev>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.bc">
   &reftitle.intro;
@@ -45,9 +45,8 @@ echo bcsub($num1, $num2, 1); // => '0.0'
   </caution>
  </preface>
  <!-- }}} -->
- 
+
  &reference.bc.setup;
- &reference.bc.constants;
  &reference.bc.reference;
 
 </book>
diff --git a/reference/bc/constants.xml b/reference/bc/constants.xml
deleted file mode 100644
index 8049fc6d76..0000000000
--- a/reference/bc/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="bc.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/bzip2/book.xml b/reference/bzip2/book.xml
index c2bb40f4f9..e83b930b25 100644
--- a/reference/bzip2/book.xml
+++ b/reference/bzip2/book.xml
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.bzip2" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="bundledexternal" ?>
  <title>Bzip2</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.bzip2">
   &reftitle.intro;
@@ -14,9 +14,8 @@
   </para>
  </preface>
  <!-- }}} -->
- 
+
  &reference.bzip2.setup;
- &reference.bzip2.constants;
  &reference.bzip2.examples;
  &reference.bzip2.reference;
 
diff --git a/reference/bzip2/constants.xml b/reference/bzip2/constants.xml
deleted file mode 100644
index 38b23a2b54..0000000000
--- a/reference/bzip2/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="bzip2.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/classobj/book.xml b/reference/classobj/book.xml
index c2dd9eecd7..fcc29f2870 100644
--- a/reference/classobj/book.xml
+++ b/reference/classobj/book.xml
@@ -11,7 +11,7 @@
   <para>
    These functions allow you to obtain information about classes
    and instance objects. You can obtain the name of the class to
-   which an object belongs, as well as its member properties and 
+   which an object belongs, as well as its member properties and
    methods. Using these functions, you can find out not only the
    class membership of an object, but also its parentage (i.e.
    what class is the object class extending).
@@ -24,7 +24,6 @@
  </preface>
 
  &reference.classobj.setup;
- &reference.classobj.constants;
  &reference.classobj.examples;
  &reference.classobj.reference;
 
diff --git a/reference/classobj/constants.xml b/reference/classobj/constants.xml
deleted file mode 100644
index 203a0e09d3..0000000000
--- a/reference/classobj/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="classobj.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/ctype/book.xml b/reference/ctype/book.xml
index 87710bf7ba..185213d27d 100644
--- a/reference/ctype/book.xml
+++ b/reference/ctype/book.xml
@@ -11,10 +11,10 @@
   <para>
    The functions provided by this extension check whether a character
    or string falls into a certain character class according to the
-   current locale (see also <function>setlocale</function>). 
+   current locale (see also <function>setlocale</function>).
   </para>
   <para>
-   When called with an integer argument these functions 
+   When called with an integer argument these functions
    behave exactly like their C counterparts from
    <filename>ctype.h</filename>.
    It means that if an integer smaller than 256 is passed, it will use the
@@ -41,19 +41,18 @@
   </para>
   <note>
    <para>
-    These functions are not related to the Python "ctypes" library at all. 
+    These functions are not related to the Python "ctypes" library at all.
     The extension name stems from the <filename>ctype.h</filename> C header
     file that their C equivalents are defined in.
    </para>
    <para>
-    This extension also predates Python "ctypes" so any confusion 
+    This extension also predates Python "ctypes" so any confusion
     caused by this naming is hardly PHP's fault.
    </para>
   </note>
  </preface>
 
  &reference.ctype.setup;
- &reference.ctype.constants;
  &reference.ctype.reference;
 
 </book>
diff --git a/reference/ctype/constants.xml b/reference/ctype/constants.xml
deleted file mode 100644
index 7439dd4ceb..0000000000
--- a/reference/ctype/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="ctype.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/ds/book.xml b/reference/ds/book.xml
index a5ff64cbf0..fc1df88bba 100644
--- a/reference/ds/book.xml
+++ b/reference/ds/book.xml
@@ -18,7 +18,6 @@
  </preface>
 
  &reference.ds.setup;
- &reference.ds.constants;
  &reference.ds.examples;
 
  &reference.ds.ds.collection;
diff --git a/reference/ds/constants.xml b/reference/ds/constants.xml
deleted file mode 100644
index b97465e90f..0000000000
--- a/reference/ds/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="ds.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/ev/book.xml b/reference/ev/book.xml
index f9d9b4c7a4..9914b89566 100644
--- a/reference/ev/book.xml
+++ b/reference/ev/book.xml
@@ -39,7 +39,6 @@
  </preface>
 
  &reference.ev.setup;
- &reference.ev.constants;
  &reference.ev.examples;
  &reference.ev.watchers;
  &reference.ev.watcher-callbacks;
diff --git a/reference/ev/constants.xml b/reference/ev/constants.xml
deleted file mode 100644
index 9256f8e0c3..0000000000
--- a/reference/ev/constants.xml
+++ /dev/null
@@ -1,31 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-<appendix xml:id="ev.global.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
- <para>
-  Most constants are moved to
-  <classname>Ev</classname>
-  singleton class.
- </para>
-</appendix>
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/exec/book.xml b/reference/exec/book.xml
index b3af05c623..70b4e64a9c 100644
--- a/reference/exec/book.xml
+++ b/reference/exec/book.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.exec" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="core" ?>
  <title>System program execution</title>
  <titleabbrev>Program execution</titleabbrev>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.exec">
   &reftitle.intro;
@@ -24,9 +24,8 @@
   </note>
  </preface>
  <!-- }}} -->
- 
+
  &reference.exec.setup;
- &reference.exec.constants;
  &reference.exec.reference;
 
 </book>
diff --git a/reference/exec/constants.xml b/reference/exec/constants.xml
deleted file mode 100644
index f710ef1840..0000000000
--- a/reference/exec/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="exec.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/ffi/book.xml b/reference/ffi/book.xml
index c53bb7750d..09842b2132 100644
--- a/reference/ffi/book.xml
+++ b/reference/ffi/book.xml
@@ -9,7 +9,7 @@
  <preface xml:id="intro.ffi">
   &reftitle.intro;
   <para>
-   This extension allows the loading of shared libraries (<filename>.DLL</filename> or 
+   This extension allows the loading of shared libraries (<filename>.DLL</filename> or
    <filename>.so</filename>), calling of C functions and accessing of C data structures
    in pure PHP, without having to have deep knowledge of the Zend extension API, and
    without having to learn a third “intermediate” language.
@@ -42,7 +42,6 @@
  </preface>
 
  &reference.ffi.setup;
- &reference.ffi.constants;
  &reference.ffi.examples;
  &reference.ffi.ffi;
  &reference.ffi.ffi.cdata;
diff --git a/reference/ffi/constants.xml b/reference/ffi/constants.xml
deleted file mode 100644
index 844eea2d0f..0000000000
--- a/reference/ffi/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="ffi.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/funchand/book.xml b/reference/funchand/book.xml
index 2b79317b31..2f74c8aa80 100644
--- a/reference/funchand/book.xml
+++ b/reference/funchand/book.xml
@@ -14,7 +14,6 @@
  </preface>
 
  &reference.funchand.setup;
- &reference.funchand.constants;
  &reference.funchand.reference;
 
 </book>
diff --git a/reference/funchand/constants.xml b/reference/funchand/constants.xml
deleted file mode 100644
index 46ecf3be9b..0000000000
--- a/reference/funchand/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="funchand.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/gettext/book.xml b/reference/gettext/book.xml
index 0557af0810..3f4c6bef4a 100644
--- a/reference/gettext/book.xml
+++ b/reference/gettext/book.xml
@@ -4,7 +4,7 @@
 <book xml:id="book.gettext" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="bundledexternal" ?>
  <title>Gettext</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.gettext">
   &reftitle.intro;
@@ -17,9 +17,8 @@
   </simpara>
  </preface>
  <!-- }}} -->
- 
+
  &reference.gettext.setup;
- &reference.gettext.constants;
  &reference.gettext.reference;
 
 </book>
diff --git a/reference/gettext/constants.xml b/reference/gettext/constants.xml
deleted file mode 100644
index 3c6ac59bb4..0000000000
--- a/reference/gettext/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="gettext.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/lua/book.xml b/reference/lua/book.xml
index f4373c63d1..4fd1ec77b4 100644
--- a/reference/lua/book.xml
+++ b/reference/lua/book.xml
@@ -9,14 +9,13 @@
  <preface xml:id="intro.lua">
   &reftitle.intro;
   <para>
-   "Lua is a powerful, fast, light-weight, embeddable scripting language." 
+   "Lua is a powerful, fast, light-weight, embeddable scripting language."
    This extension embeds the lua interpreter and offers an OO-API to lua
    variables and functions.
   </para>
  </preface>
 
  &reference.lua.setup;
- <!--&reference.lua.constants;-->
 
  &reference.lua.lua;
  &reference.lua.luaclosure;
diff --git a/reference/lua/constants.xml b/reference/lua/constants.xml
deleted file mode 100644
index 40971c3d70..0000000000
--- a/reference/lua/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="lua.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/luasandbox/book.xml b/reference/luasandbox/book.xml
index b3fd02b1d3..1995bf44ab 100644
--- a/reference/luasandbox/book.xml
+++ b/reference/luasandbox/book.xml
@@ -47,7 +47,6 @@
  </preface>
 
  &reference.luasandbox.setup;
- <!-- &reference.luasandbox.constants; -->
  &reference.luasandbox.differences;
  &reference.luasandbox.examples;
 
diff --git a/reference/luasandbox/constants.xml b/reference/luasandbox/constants.xml
deleted file mode 100644
index c9f4e4bd6d..0000000000
--- a/reference/luasandbox/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="luasandbox.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/lzf/book.xml b/reference/lzf/book.xml
index bf248551c8..1f0d3946c1 100644
--- a/reference/lzf/book.xml
+++ b/reference/lzf/book.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.lzf" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="pecl" ?>
  <title>LZF</title>
  <titleabbrev>LZF</titleabbrev>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.lzf">
   &reftitle.intro;
@@ -17,9 +17,8 @@
   </para>
  </preface>
  <!-- }}} -->
- 
+
  &reference.lzf.setup;
- &reference.lzf.constants;
  &reference.lzf.reference;
 
 </book>
diff --git a/reference/lzf/constants.xml b/reference/lzf/constants.xml
deleted file mode 100644
index a32b697743..0000000000
--- a/reference/lzf/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="lzf.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/mail/book.xml b/reference/mail/book.xml
index 7e04cc07a8..6c9698e005 100644
--- a/reference/mail/book.xml
+++ b/reference/mail/book.xml
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.mail" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="core" ?>
  <title>Mail</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.mail">
   &reftitle.intro;
@@ -13,9 +13,8 @@
   </para>
  </preface>
  <!-- }}} -->
- 
+
  &reference.mail.setup;
- &reference.mail.constants;
  &reference.mail.reference;
 
 </book>
diff --git a/reference/mail/constants.xml b/reference/mail/constants.xml
deleted file mode 100644
index cfe6fa79c1..0000000000
--- a/reference/mail/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="mail.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/quickhash/book.xml b/reference/quickhash/book.xml
index 191146c3f5..902c46ef86 100644
--- a/reference/quickhash/book.xml
+++ b/reference/quickhash/book.xml
@@ -15,7 +15,6 @@
  </preface>
 
  &reference.quickhash.setup;
- &reference.quickhash.constants;
  &reference.quickhash.examples;
 
  &reference.quickhash.quickhashintset;
diff --git a/reference/quickhash/constants.xml b/reference/quickhash/constants.xml
deleted file mode 100644
index 602a5427e4..0000000000
--- a/reference/quickhash/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="quickhash.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/recode/book.xml b/reference/recode/book.xml
index e90f00b168..bbef7ab1a2 100644
--- a/reference/recode/book.xml
+++ b/reference/recode/book.xml
@@ -30,9 +30,8 @@
   &note.no-windows.extension;
  </preface>
  <!-- }}} -->
- 
+
  &reference.recode.setup;
- &reference.recode.constants;
  &reference.recode.reference;
 
 </book>
diff --git a/reference/recode/constants.xml b/reference/recode/constants.xml
deleted file mode 100644
index b17e8a0d50..0000000000
--- a/reference/recode/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="recode.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/rrd/book.xml b/reference/rrd/book.xml
index dc48e32b4c..b8bb3436e8 100644
--- a/reference/rrd/book.xml
+++ b/reference/rrd/book.xml
@@ -19,7 +19,6 @@
  </preface>
 
  &reference.rrd.setup;
- &reference.rrd.constants;
  &reference.rrd.examples;
  &reference.rrd.reference;
 
diff --git a/reference/rrd/constants.xml b/reference/rrd/constants.xml
deleted file mode 100644
index 69b6f729e3..0000000000
--- a/reference/rrd/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="rrd.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/scoutapm/book.xml b/reference/scoutapm/book.xml
index c9499926d5..3450f8f8ca 100644
--- a/reference/scoutapm/book.xml
+++ b/reference/scoutapm/book.xml
@@ -18,7 +18,6 @@
  </preface>
 
  &reference.scoutapm.setup;
- &reference.scoutapm.constants;
  &reference.scoutapm.reference;
 
 </book>
diff --git a/reference/scoutapm/constants.xml b/reference/scoutapm/constants.xml
deleted file mode 100644
index d978c9248c..0000000000
--- a/reference/scoutapm/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="scoutapm.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/shmop/book.xml b/reference/shmop/book.xml
index ad071dd361..0b5b84fd1a 100644
--- a/reference/shmop/book.xml
+++ b/reference/shmop/book.xml
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.shmop" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="bundled" ?>
  <title>Shared Memory</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.shmop">
   &reftitle.intro;
@@ -14,9 +14,8 @@
   </para>
  </preface>
  <!-- }}} -->
- 
+
  &reference.shmop.setup;
- &reference.shmop.constants;
  &reference.shmop.examples;
  &reference.shmop.reference;
  &reference.shmop.shmop;
diff --git a/reference/shmop/constants.xml b/reference/shmop/constants.xml
deleted file mode 100644
index 45ec54833b..0000000000
--- a/reference/shmop/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="shmop.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/simplexml/book.xml b/reference/simplexml/book.xml
index ad99b66238..2b9ca0c851 100644
--- a/reference/simplexml/book.xml
+++ b/reference/simplexml/book.xml
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.simplexml" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="bundledexternal" ?>
  <title>SimpleXML</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.simplexml">
   &reftitle.intro;
@@ -15,9 +15,8 @@
   </para>
  </preface>
  <!-- }}} -->
- 
+
  &reference.simplexml.setup;
- &reference.simplexml.constants;
  &reference.simplexml.examples;
  &reference.simplexml.simplexmlelement;
  &reference.simplexml.simplexmliterator;
diff --git a/reference/simplexml/constants.xml b/reference/simplexml/constants.xml
deleted file mode 100644
index f8cf1e2ed5..0000000000
--- a/reference/simplexml/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="simplexml.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/ssdeep/book.xml b/reference/ssdeep/book.xml
index 86beb5e893..04bebbf7e5 100644
--- a/reference/ssdeep/book.xml
+++ b/reference/ssdeep/book.xml
@@ -7,13 +7,13 @@
  <preface xml:id="intro.ssdeep">
   &reftitle.intro;
   <para>
-   ssdeep is a utility for creating and comparing fuzzy hashes or 
-   <link xlink:href="&url.ssdeep.ctph;">context-triggered piecewise 
+   ssdeep is a utility for creating and comparing fuzzy hashes or
+   <link xlink:href="&url.ssdeep.ctph;">context-triggered piecewise
    hashing</link>.
   </para>
   <para>
    Fuzzy hashing can match signatures which have "...sequences of identical
-   bytes in the same order, although bytes in between these sequences 
+   bytes in the same order, although bytes in between these sequences
    may be different in both content and length". (<link xlink:href="&url.ssdeep.libssdeep;">
    ssdeep project page</link>)
   </para>
@@ -23,7 +23,6 @@
  </preface>
 
  &reference.ssdeep.setup;
- &reference.ssdeep.constants;
  <!-- &reference.ssdeep.examples; -->
  &reference.ssdeep.reference;
 
diff --git a/reference/ssdeep/constants.xml b/reference/ssdeep/constants.xml
deleted file mode 100644
index 3c815d6809..0000000000
--- a/reference/ssdeep/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="ssdeep.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/stats/book.xml b/reference/stats/book.xml
index 81a2adf0aa..6b63c747db 100644
--- a/reference/stats/book.xml
+++ b/reference/stats/book.xml
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.stats" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="pecl" ?>
  <title>Statistics</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.stats">
   &reftitle.intro;
@@ -18,9 +18,8 @@
   </para>
  </preface>
  <!-- }}} -->
- 
+
  &reference.stats.setup;
- &reference.stats.constants;
  &reference.stats.reference;
 
 </book>
diff --git a/reference/stats/constants.xml b/reference/stats/constants.xml
deleted file mode 100644
index db0033b20f..0000000000
--- a/reference/stats/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="stats.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/sync/book.xml b/reference/sync/book.xml
index 4078c71cb3..bbf862dd98 100644
--- a/reference/sync/book.xml
+++ b/reference/sync/book.xml
@@ -37,7 +37,6 @@
  </preface>
 
  &reference.sync.setup;
- &reference.sync.constants;
  &reference.sync.syncmutex;
  &reference.sync.syncsemaphore;
  &reference.sync.syncevent;
diff --git a/reference/sync/constants.xml b/reference/sync/constants.xml
deleted file mode 100644
index 4aa4935890..0000000000
--- a/reference/sync/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="sync.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/tcpwrap/book.xml b/reference/tcpwrap/book.xml
index 79a58c999f..1b31f4c36f 100644
--- a/reference/tcpwrap/book.xml
+++ b/reference/tcpwrap/book.xml
@@ -1,24 +1,23 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.tcpwrap" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="pecl" ?>
  <title>TCP Wrappers</title>
  <titleabbrev>TCP</titleabbrev>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.tcpwrap">
   &reftitle.intro;
   <para>
-   The TCP wrappers provides a classical Unix mechanism which has been 
-   designed to check if the remote client is able to connect from the given IP 
+   The TCP wrappers provides a classical Unix mechanism which has been
+   designed to check if the remote client is able to connect from the given IP
    address.
   </para>
  </preface>
  <!-- }}} -->
- 
+
  &reference.tcpwrap.setup;
- &reference.tcpwrap.constants;
  &reference.tcpwrap.reference;
 
 </book>
diff --git a/reference/tcpwrap/constants.xml b/reference/tcpwrap/constants.xml
deleted file mode 100644
index f03b78af40..0000000000
--- a/reference/tcpwrap/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="tcpwrap.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/ui/book.developer.xml b/reference/ui/book.developer.xml
index 510b507872..5d31acc5ed 100644
--- a/reference/ui/book.developer.xml
+++ b/reference/ui/book.developer.xml
@@ -47,7 +47,6 @@
  </preface>
 
  &reference.ui.setup;
- &reference.ui.constants;
  &reference.ui.examples;
  &reference.ui.reference;
 
diff --git a/reference/ui/constants.xml b/reference/ui/constants.xml
deleted file mode 100644
index 5fb05ce541..0000000000
--- a/reference/ui/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="ui.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/var/book.xml b/reference/var/book.xml
index 64181051cb..724f34ed91 100644
--- a/reference/var/book.xml
+++ b/reference/var/book.xml
@@ -9,13 +9,12 @@
   &reftitle.intro;
   <para>
    For information on how variables behave, see
-   the <link linkend="language.variables">Variables</link> entry in 
+   the <link linkend="language.variables">Variables</link> entry in
    the <link linkend="langref">Language Reference</link> section of the manual.
   </para>
  </preface>
 
  &reference.var.setup;
- &reference.var.constants;
  &reference.var.reference;
 
 </book>
diff --git a/reference/var/constants.xml b/reference/var/constants.xml
deleted file mode 100644
index ab8bbe2521..0000000000
--- a/reference/var/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="var.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/wddx/book.xml b/reference/wddx/book.xml
index 31e56c32d6..a28344adfa 100644
--- a/reference/wddx/book.xml
+++ b/reference/wddx/book.xml
@@ -3,7 +3,7 @@
 <book xml:id="book.wddx" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="pecl" ?>
  <title>WDDX</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.wddx">
   &reftitle.intro;
@@ -28,9 +28,8 @@
   </warning>
  </preface>
  <!-- }}} -->
- 
+
  &reference.wddx.setup;
- &reference.wddx.constants;
  &reference.wddx.examples;
  &reference.wddx.reference;
 
diff --git a/reference/wddx/constants.xml b/reference/wddx/constants.xml
deleted file mode 100644
index 9e1e21afd2..0000000000
--- a/reference/wddx/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="wddx.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/wincache/book.xml b/reference/wincache/book.xml
index 5077707ba2..1a631d93ed 100644
--- a/reference/wincache/book.xml
+++ b/reference/wincache/book.xml
@@ -9,52 +9,52 @@
  <preface xml:id="intro.wincache">
   &reftitle.intro;
   <para>
-   Windows Cache Extension for PHP is a PHP accelerator that is used to increase the speed of 
-   PHP applications running on Windows and Windows Server. Once the Windows Cache Extension for 
-   PHP is enabled and loaded by the PHP engine, PHP applications can take advantage of the 
+   Windows Cache Extension for PHP is a PHP accelerator that is used to increase the speed of
+   PHP applications running on Windows and Windows Server. Once the Windows Cache Extension for
+   PHP is enabled and loaded by the PHP engine, PHP applications can take advantage of the
    functionality without any code modifications.
   </para>
   <para>
-   The Windows Cache Extension includes 5 different types of caches. The following describes 
+   The Windows Cache Extension includes 5 different types of caches. The following describes
    the purpose of each cache type and the benefits it provides.
   </para>
   <itemizedlist>
    <listitem>
     <para>
-     <emphasis>PHP Opcode Cache</emphasis> - PHP is a script processing engine, which reads 
-     an input stream of data that contains text and/or PHP instructions and produces another 
-     stream of data, most commonly in the HTML format. This means that on a web server the 
-     PHP engine reads, parses, compiles and executes a PHP script each time that it is requested 
-     by a Web client. The reading, parsing and compilation operations put additional load on the 
-     web server's CPU and file system and thus affect the overall performance of a PHP web application. 
-     The PHP bytecode (opcode) cache is used to store the compiled script bytecode in shared memory so 
+     <emphasis>PHP Opcode Cache</emphasis> - PHP is a script processing engine, which reads
+     an input stream of data that contains text and/or PHP instructions and produces another
+     stream of data, most commonly in the HTML format. This means that on a web server the
+     PHP engine reads, parses, compiles and executes a PHP script each time that it is requested
+     by a Web client. The reading, parsing and compilation operations put additional load on the
+     web server's CPU and file system and thus affect the overall performance of a PHP web application.
+     The PHP bytecode (opcode) cache is used to store the compiled script bytecode in shared memory so
      that it can be re-used by PHP engine for subsequent executions of the same script.
     </para>
     <para>
-     Support for opcode caching was removed in <literal>Wincache 2.0.0</literal>, all users who 
-     wish to have an opcache should use the <link linkend="book.opcache">OPcache</link> extension 
+     Support for opcode caching was removed in <literal>Wincache 2.0.0</literal>, all users who
+     wish to have an opcache should use the <link linkend="book.opcache">OPcache</link> extension
      that is included with PHP.
     </para>
    </listitem>
    <listitem>
     <para>
-     <emphasis>File Cache</emphasis> - Even with the PHP opcode cache enabled, the PHP engine 
-     has to accesses the script files on a file system. When PHP scripts are stored on a remote 
-     UNC file share, the file operations introduce a significant performance overhead. 
-     The Windows Cache Extension for PHP includes a file cache that is used to store the content 
-     of the PHP script files in shared memory, which reduces the amount of file system operations 
+     <emphasis>File Cache</emphasis> - Even with the PHP opcode cache enabled, the PHP engine
+     has to accesses the script files on a file system. When PHP scripts are stored on a remote
+     UNC file share, the file operations introduce a significant performance overhead.
+     The Windows Cache Extension for PHP includes a file cache that is used to store the content
+     of the PHP script files in shared memory, which reduces the amount of file system operations
      performed by PHP engine.
     </para>
    </listitem>
    <listitem>
     <para>
-     <emphasis>Resolve File Path Cache</emphasis> - PHP scripts very often include or operate 
-     with files by using relative file paths. Every file path has to be normalized to 
-     an absolute file path by the PHP engine. When a PHP application uses many PHP files and 
-     accesses them by relative paths, the operation of resolving the paths may negatively 
-     impact the application's performance. The Windows Cache Extension for PHP 
-     provides a Resolve File Path cache, which is used to store the mappings between relative 
-     and absolute file paths, thereby reducing the number of path resolutions that the 
+     <emphasis>Resolve File Path Cache</emphasis> - PHP scripts very often include or operate
+     with files by using relative file paths. Every file path has to be normalized to
+     an absolute file path by the PHP engine. When a PHP application uses many PHP files and
+     accesses them by relative paths, the operation of resolving the paths may negatively
+     impact the application's performance. The Windows Cache Extension for PHP
+     provides a Resolve File Path cache, which is used to store the mappings between relative
+     and absolute file paths, thereby reducing the number of path resolutions that the
      PHP engine has to perform.
     </para>
    </listitem>
@@ -77,7 +77,6 @@
  </preface>
 
  &reference.wincache.setup;
- &reference.wincache.constants;
  &reference.wincache.reference;
  &reference.wincache.win32build;
 
diff --git a/reference/wincache/constants.xml b/reference/wincache/constants.xml
deleted file mode 100644
index 4baf889ef9..0000000000
--- a/reference/wincache/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="wincache.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/wkhtmltox/constants.xml b/reference/wkhtmltox/constants.xml
deleted file mode 100644
index 295e707c43..0000000000
--- a/reference/wkhtmltox/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="wkhtmltox.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/xlswriter/book.xml b/reference/xlswriter/book.xml
index 2a30d78a15..2e110bb58e 100644
--- a/reference/xlswriter/book.xml
+++ b/reference/xlswriter/book.xml
@@ -1,21 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.xlswriter" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="pecl" ?>
  <title>XLSWriter</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.xlswriter">
   &reftitle.intro;
   <para>
-    An efficient and fast xlsx file export extension. 
+    An efficient and fast xlsx file export extension.
   </para>
  </preface>
  <!-- }}} -->
 
  &reference.xlswriter.setup;
- &reference.xlswriter.constants;
  &reference.xlswriter.xlsx-kernel;
  &reference.xlswriter.xlsx-format;
 
diff --git a/reference/xlswriter/constants.xml b/reference/xlswriter/constants.xml
deleted file mode 100644
index 5885bc0d51..0000000000
--- a/reference/xlswriter/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="xlswriter.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/xmldiff/book.xml b/reference/xmldiff/book.xml
index 0cba52ef23..fe787b0139 100644
--- a/reference/xmldiff/book.xml
+++ b/reference/xmldiff/book.xml
@@ -14,7 +14,6 @@
  </preface>
 
  &reference.xmldiff.setup;
- <!--  &reference.xmldiff.constants; -->
  <!-- &reference.xmldiff.examples; -->
  <!-- &reference.xmldiff.reference; -->
  &reference.xmldiff.xmldiff.base;
diff --git a/reference/xmldiff/constants.xml b/reference/xmldiff/constants.xml
deleted file mode 100644
index 925edb4f02..0000000000
--- a/reference/xmldiff/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="xmldiff.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/xmlrpc/book.xml b/reference/xmlrpc/book.xml
index 83c78204cc..fc4671224b 100644
--- a/reference/xmlrpc/book.xml
+++ b/reference/xmlrpc/book.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- State: deprecated -->
 <!-- State: experimental -->
- 
+
 <book xml:id="book.xmlrpc" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="pecl" ?>
  <title>XML-RPC</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.xmlrpc">
   &reftitle.intro;
@@ -19,9 +19,8 @@
  &warn.experimental;
  </preface>
  <!-- }}} -->
- 
+
  &reference.xmlrpc.setup;
- &reference.xmlrpc.constants;
  &reference.xmlrpc.reference;
 
 </book>
diff --git a/reference/xmlrpc/constants.xml b/reference/xmlrpc/constants.xml
deleted file mode 100644
index e73f2c25f4..0000000000
--- a/reference/xmlrpc/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="xmlrpc.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/xmlwriter/book.xml b/reference/xmlwriter/book.xml
index 44f9107690..1a3a7f2565 100644
--- a/reference/xmlwriter/book.xml
+++ b/reference/xmlwriter/book.xml
@@ -4,15 +4,15 @@
 <book xml:id="book.xmlwriter" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="bundledexternal" ?>
  <title>XMLWriter</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.xmlwriter">
   &reftitle.intro;
   <para>
-   This is the XMLWriter extension. It wraps the libxml xmlWriter API. 
+   This is the XMLWriter extension. It wraps the libxml xmlWriter API.
   </para>
   <para>
-   This extension represents a writer that provides a non-cached, 
+   This extension represents a writer that provides a non-cached,
    forward-only means of generating streams or files containing XML data.
   </para>
   <para>
@@ -21,9 +21,8 @@
   </para>
  </preface>
  <!-- }}} -->
- 
+
  &reference.xmlwriter.setup;
- &reference.xmlwriter.constants;
  &reference.xmlwriter.examples;
  &reference.xmlwriter.xmlwriter;
 
diff --git a/reference/xmlwriter/constants.xml b/reference/xmlwriter/constants.xml
deleted file mode 100644
index 80d734ec0b..0000000000
--- a/reference/xmlwriter/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="xmlwriter.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/yaconf/book.xml b/reference/yaconf/book.xml
index ccc2edcbc0..e3d5cdfeb1 100644
--- a/reference/yaconf/book.xml
+++ b/reference/yaconf/book.xml
@@ -10,16 +10,16 @@
   &reftitle.intro;
   <para>
    <literal>Yet Another Configurations Container</literal>
-   (<acronym>Yaconf</acronym>) is a configurations container, 
+   (<acronym>Yaconf</acronym>) is a configurations container,
    it parses INI files, and store the result
    in PHP when PHP is started, the result lives with the
    whole PHP lifecycle.
   </para>
   <para>
-   Yaconf stores all configurations as 
-   interned string or immutable array, which means they are 
+   Yaconf stores all configurations as
+   interned string or immutable array, which means they are
    not refcounted-able, thus when you retrieving configurations
-   from yaconf, it could be considered as zero-copy, very fast. 
+   from yaconf, it could be considered as zero-copy, very fast.
   </para>
   <para>
    Yaconf supports sections and sections
@@ -67,7 +67,6 @@ key=new_val
  </preface>
 
  &reference.yaconf.setup;
- &reference.yaconf.constants;
  &reference.yaconf.yaconf;
 
 </book>
diff --git a/reference/yaconf/constants.xml b/reference/yaconf/constants.xml
deleted file mode 100644
index 5c27574412..0000000000
--- a/reference/yaconf/constants.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="yaconf.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
diff --git a/reference/yaz/book.xml b/reference/yaz/book.xml
index 2b48ccd559..0df63a7f06 100644
--- a/reference/yaz/book.xml
+++ b/reference/yaz/book.xml
@@ -1,16 +1,16 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.yaz" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="pecl" ?>
  <title>YAZ</title>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.yaz">
   &reftitle.intro;
   <para>
    This extension offers a PHP interface to the
-   <productname>YAZ</productname> toolkit that implements the 
+   <productname>YAZ</productname> toolkit that implements the
    <link xlink:href="&url.yaz-loc;">Z39.50
    Protocol for Information Retrieval</link>.
    With this extension you can easily implement a Z39.50 origin (client)
@@ -37,9 +37,8 @@
   </note>
  </preface>
  <!-- }}} -->
- 
+
  &reference.yaz.setup;
- &reference.yaz.constants;
  &reference.yaz.examples;
  &reference.yaz.reference;
 
diff --git a/reference/yaz/constants.xml b/reference/yaz/constants.xml
deleted file mode 100644
index 9f8d07e630..0000000000
--- a/reference/yaz/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="yaz.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-
diff --git a/reference/zookeeper/book.xml b/reference/zookeeper/book.xml
index 6c5ac92f65..e3b9a21edd 100644
--- a/reference/zookeeper/book.xml
+++ b/reference/zookeeper/book.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
- 
+
 <book xml:id="book.zookeeper" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <?phpdoc extension-membership="pecl" ?>
  <title>ZooKeeper</title>
  <titleabbrev>ZooKeeper</titleabbrev>
- 
+
  <!-- {{{ preface -->
  <preface xml:id="intro.zookeeper">
   &reftitle.intro;
@@ -17,9 +17,8 @@
   </para>
  </preface>
  <!-- }}} -->
- 
+
  &reference.zookeeper.setup;
- &reference.zookeeper.constants;
 
  &reference.zookeeper.reference;
 
diff --git a/reference/zookeeper/constants.xml b/reference/zookeeper/constants.xml
deleted file mode 100644
index 517b560bee..0000000000
--- a/reference/zookeeper/constants.xml
+++ /dev/null
@@ -1,29 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision$ -->
-
-<appendix xml:id="zookeeper.constants" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
- &reftitle.constants;
- &no.constants;
-</appendix>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-indent-tabs-mode:nil
-sgml-parent-document:nil
-sgml-default-dtd-file:"~/.phpdoc/manual.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:nil
-sgml-local-ecat-files:nil
-End:
-vim600: syn=xml fen fdm=syntax fdl=2 si
-vim: et tw=78 syn=sgml
-vi: ts=1 sw=1
--->
-