diff --git a/appendices/phpdevel.xml b/appendices/phpdevel.xml
index 11d0420e4a..936f48bcad 100644
--- a/appendices/phpdevel.xml
+++ b/appendices/phpdevel.xml
@@ -1,12 +1,12 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.19 $ -->
+<!-- $Revision: 1.20 $ -->
 <appendix id="phpdevel">
- <title>Extending PHP 3</title>
+ <title>Extending PHP</title>
 
  <simpara></simpara>
 
  <sect1 id="phpdevel-addfunc">
-  <title>Adding functions to PHP 3</title>
+  <title>Adding functions to PHP</title>
   <sect2 id="phpdevel-addfunc-prototype">
    <title>Function Prototype</title>
    <para>
@@ -192,7 +192,7 @@ convert_string_to_number(arg1);  /* Converts string to either LONG or DOUBLE dep
     fault. So please take care and free all of your wasted memory.</simpara> 
 
    <simpara>
-    If you compile with "-DDEBUG", PHP 3 will print out a list of all
+    If you compile with "-DDEBUG", PHP will print out a list of all
     memory that was allocated using emalloc() and estrdup() but never
     freed with efree() when it is done running the specified script.</simpara></sect2>
 
@@ -219,7 +219,7 @@ convert_string_to_number(arg1);  /* Converts string to either LONG or DOUBLE dep
    </warning>
     
    <simpara>
-    Symbol tables in PHP 3.0 are implemented as hash tables.  At any
+    Symbol tables in PHP are implemented as hash tables.  At any
     given time, &amp;symbol_table is a pointer to the 'main' symbol
     table, and active_symbol_table points to the currently active
     symbol table (these may be identical like in startup, or
@@ -252,7 +252,7 @@ check(pvalue.type);
      </programlisting>
     </example>
     
-    Arrays in PHP 3.0 are implemented using the same hashtables as
+    Arrays in PHP are implemented using the same hashtables as
     symbol tables.  This means the two above functions can also be
     used to check variables inside arrays.</para>
     
@@ -478,7 +478,7 @@ add_method( return_value, function_name, function_ptr );
   <sect2 id="phpdevel-addfunc-reslist">
    <title>Using the resource list</title>
    <simpara>
-    PHP 3.0 has a standard way of dealing with various types of
+    PHP has a standard way of dealing with various types of
     resources. This replaces all of the local linked lists in PHP 2.0.</simpara>
 
    <para>
@@ -558,7 +558,7 @@ php3_list_delete(resource_id->value.lval);
   <sect2 id="phpdevel-addfunc-prestable">
    <title>Using the persistent resource table</title>
    <para>
-    PHP 3.0 has a standard way of storing persistent resources (i.e.,
+    PHP has a standard way of storing persistent resources (i.e.,
     resources that are kept in between hits).  The first module to use
     this feature was the MySQL module, and mSQL followed it, so one
     can get the general impression of how a persistent resource should
@@ -653,7 +653,7 @@ php3_list_delete(resource_id->value.lval);
   <sect2 id="phpdevel-addfunc-addcfg">
    <title>Adding runtime configuration directives</title>
    <para>
-    Many of the features of PHP 3 can be configured at runtime.  These
+    Many of the features of PHP can be configured at runtime.  These
     configuration directives can appear in either the designated
     php3.ini file, or in the case of the Apache module version in the
     Apache .conf files.  The advantage of having them in the Apache