diff --git a/reference/ftp/functions/ftp-connect.xml b/reference/ftp/functions/ftp-connect.xml
index 38e18e1416..156b14c57e 100644
--- a/reference/ftp/functions/ftp-connect.xml
+++ b/reference/ftp/functions/ftp-connect.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <refentry xml:id="function.ftp-connect" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>ftp_connect</refname>
@@ -10,8 +10,8 @@
   <methodsynopsis>
    <type>resource</type><methodname>ftp_connect</methodname>
    <methodparam><type>string</type><parameter>host</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>port</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>timeout</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>port</parameter><initializer>21</initializer></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>timeout</parameter><initializer>90</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ftp_connect</function> opens an FTP connection to the
diff --git a/reference/ftp/functions/ftp-fget.xml b/reference/ftp/functions/ftp-fget.xml
index b2f455d531..97b9e78d89 100644
--- a/reference/ftp/functions/ftp-fget.xml
+++ b/reference/ftp/functions/ftp-fget.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.14 $ -->
+<!-- $Revision: 1.15 $ -->
 <refentry xml:id="function.ftp-fget" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>ftp_fget</refname>
@@ -13,7 +13,7 @@
    <methodparam><type>resource</type><parameter>handle</parameter></methodparam>
    <methodparam><type>string</type><parameter>remote_file</parameter></methodparam>
    <methodparam><type>int</type><parameter>mode</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>resumepos</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>resumepos</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ftp_fget</function> retrieves <parameter>remote_file</parameter>
diff --git a/reference/ftp/functions/ftp-fput.xml b/reference/ftp/functions/ftp-fput.xml
index e3e06ecae6..dc3756b75f 100644
--- a/reference/ftp/functions/ftp-fput.xml
+++ b/reference/ftp/functions/ftp-fput.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.12 $ -->
+<!-- $Revision: 1.13 $ -->
 <refentry xml:id="function.ftp-fput" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>ftp_fput</refname>
@@ -13,7 +13,7 @@
    <methodparam><type>string</type><parameter>remote_file</parameter></methodparam>
    <methodparam><type>resource</type><parameter>handle</parameter></methodparam>
    <methodparam><type>int</type><parameter>mode</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>startpos</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>startpos</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ftp_fput</function> uploads the data from a file pointer
diff --git a/reference/ftp/functions/ftp-get.xml b/reference/ftp/functions/ftp-get.xml
index 728d4f1da2..093e55f8a3 100644
--- a/reference/ftp/functions/ftp-get.xml
+++ b/reference/ftp/functions/ftp-get.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.13 $ -->
+<!-- $Revision: 1.14 $ -->
 <refentry xml:id="function.ftp-get" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>ftp_get</refname>
@@ -13,7 +13,7 @@
    <methodparam><type>string</type><parameter>local_file</parameter></methodparam>
    <methodparam><type>string</type><parameter>remote_file</parameter></methodparam>
    <methodparam><type>int</type><parameter>mode</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>resumepos</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>resumepos</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ftp_get</function> retrieves a remote file from the FTP server,
diff --git a/reference/ftp/functions/ftp-nb-fget.xml b/reference/ftp/functions/ftp-nb-fget.xml
index 29128cda57..1da98946db 100644
--- a/reference/ftp/functions/ftp-nb-fget.xml
+++ b/reference/ftp/functions/ftp-nb-fget.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.10 $ -->
+<!-- $Revision: 1.11 $ -->
 <refentry xml:id="function.ftp-nb-fget" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>ftp_nb_fget</refname>
@@ -13,7 +13,7 @@
    <methodparam><type>resource</type><parameter>handle</parameter></methodparam>
    <methodparam><type>string</type><parameter>remote_file</parameter></methodparam>
    <methodparam><type>int</type><parameter>mode</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>resumepos</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>resumepos</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ftp_nb_fget</function> retrieves a remote file from the FTP 
diff --git a/reference/ftp/functions/ftp-nb-fput.xml b/reference/ftp/functions/ftp-nb-fput.xml
index 99e98a0bdc..f46bdc110b 100644
--- a/reference/ftp/functions/ftp-nb-fput.xml
+++ b/reference/ftp/functions/ftp-nb-fput.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.10 $ -->
+<!-- $Revision: 1.11 $ -->
 <refentry xml:id="function.ftp-nb-fput" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>ftp_nb_fput</refname>
@@ -13,7 +13,7 @@
    <methodparam><type>string</type><parameter>remote_file</parameter></methodparam>
    <methodparam><type>resource</type><parameter>handle</parameter></methodparam>
    <methodparam><type>int</type><parameter>mode</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>startpos</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>startpos</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ftp_nb_fput</function> uploads the data from a file pointer to
diff --git a/reference/ftp/functions/ftp-nb-get.xml b/reference/ftp/functions/ftp-nb-get.xml
index ddb6239d29..fbf254ce36 100644
--- a/reference/ftp/functions/ftp-nb-get.xml
+++ b/reference/ftp/functions/ftp-nb-get.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <refentry xml:id="function.ftp-nb-get" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>ftp_nb_get</refname>
@@ -13,7 +13,7 @@
    <methodparam><type>string</type><parameter>local_file</parameter></methodparam>
    <methodparam><type>string</type><parameter>remote_file</parameter></methodparam>
    <methodparam><type>int</type><parameter>mode</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>resumepos</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>resumepos</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ftp_nb_get</function> retrieves a remote file from the FTP server,
diff --git a/reference/ftp/functions/ftp-nb-put.xml b/reference/ftp/functions/ftp-nb-put.xml
index 1ed00f5c06..b549bc266e 100644
--- a/reference/ftp/functions/ftp-nb-put.xml
+++ b/reference/ftp/functions/ftp-nb-put.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <refentry xml:id="function.ftp-nb-put" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>ftp_nb_put</refname>
@@ -13,7 +13,7 @@
    <methodparam><type>string</type><parameter>remote_file</parameter></methodparam>
    <methodparam><type>string</type><parameter>local_file</parameter></methodparam>
    <methodparam><type>int</type><parameter>mode</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>startpos</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>startpos</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ftp_nb_put</function> stores a local file on the FTP server.
diff --git a/reference/ftp/functions/ftp-put.xml b/reference/ftp/functions/ftp-put.xml
index eed0d2a585..5400243623 100644
--- a/reference/ftp/functions/ftp-put.xml
+++ b/reference/ftp/functions/ftp-put.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.10 $ -->
+<!-- $Revision: 1.11 $ -->
 <refentry xml:id="function.ftp-put" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>ftp_put</refname>
@@ -13,7 +13,7 @@
    <methodparam><type>string</type><parameter>remote_file</parameter></methodparam>
    <methodparam><type>string</type><parameter>local_file</parameter></methodparam>
    <methodparam><type>int</type><parameter>mode</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>startpos</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>startpos</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ftp_put</function> stores a local file on the FTP server.
diff --git a/reference/ftp/functions/ftp-rawlist.xml b/reference/ftp/functions/ftp-rawlist.xml
index 4d5d4f6b8f..e074a88e42 100644
--- a/reference/ftp/functions/ftp-rawlist.xml
+++ b/reference/ftp/functions/ftp-rawlist.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.10 $ -->
+<!-- $Revision: 1.11 $ -->
 <refentry xml:id="function.ftp-rawlist" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>ftp_rawlist</refname>
@@ -11,7 +11,7 @@
    <type>array</type><methodname>ftp_rawlist</methodname>
    <methodparam><type>resource</type><parameter>ftp_stream</parameter></methodparam>
    <methodparam><type>string</type><parameter>directory</parameter></methodparam>
-   <methodparam choice="opt"><type>bool</type><parameter>recursive</parameter></methodparam>
+   <methodparam choice="opt"><type>bool</type><parameter>recursive</parameter><initializer>false</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ftp_rawlist</function> executes the FTP 
diff --git a/reference/ftp/functions/ftp-ssl-connect.xml b/reference/ftp/functions/ftp-ssl-connect.xml
index c870c3613b..782ca6fa15 100644
--- a/reference/ftp/functions/ftp-ssl-connect.xml
+++ b/reference/ftp/functions/ftp-ssl-connect.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.10 $ -->
+<!-- $Revision: 1.11 $ -->
 <refentry xml:id="function.ftp-ssl-connect" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>ftp_ssl_connect</refname>
@@ -10,8 +10,8 @@
   <methodsynopsis>
    <type>resource</type><methodname>ftp_ssl_connect</methodname>
    <methodparam><type>string</type><parameter>host</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>port</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>timeout</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>port</parameter><initializer>21</initializer></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>timeout</parameter><initializer>90</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ftp_ssl_connect</function> opens a SSL-FTP connection to the
diff --git a/reference/gmp/functions/gmp-div-q.xml b/reference/gmp/functions/gmp-div-q.xml
index 2bfd585c60..bf5632cf1a 100644
--- a/reference/gmp/functions/gmp-div-q.xml
+++ b/reference/gmp/functions/gmp-div-q.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.gmp-div-q">
  <refnamediv>
   <refname>gmp_div_q</refname>
@@ -12,7 +12,7 @@
    <type>resource</type><methodname>gmp_div_q</methodname>
    <methodparam><type>resource</type><parameter>a</parameter></methodparam>
    <methodparam><type>resource</type><parameter>b</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>round</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>round</parameter><initializer>GMP_ROUND_ZERO</initializer></methodparam>
   </methodsynopsis>
   <para>
    Divides <parameter>a</parameter> by <parameter>b</parameter> and
diff --git a/reference/gmp/functions/gmp-div-qr.xml b/reference/gmp/functions/gmp-div-qr.xml
index cd7741294b..38e8ab4f13 100644
--- a/reference/gmp/functions/gmp-div-qr.xml
+++ b/reference/gmp/functions/gmp-div-qr.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.gmp-div-qr">
  <refnamediv>
   <refname>gmp_div_qr</refname>
@@ -12,7 +12,7 @@
    <type>array</type><methodname>gmp_div_qr</methodname>
    <methodparam><type>resource</type><parameter>n</parameter></methodparam>
    <methodparam><type>resource</type><parameter>d</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>round</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>round</parameter><initializer>GMP_ROUND_ZERO</initializer></methodparam>
   </methodsynopsis>
   <para>
    The function divides <parameter>n</parameter> by <parameter>d</parameter>.
diff --git a/reference/gmp/functions/gmp-div-r.xml b/reference/gmp/functions/gmp-div-r.xml
index a9720faa59..094bbf47ee 100644
--- a/reference/gmp/functions/gmp-div-r.xml
+++ b/reference/gmp/functions/gmp-div-r.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.gmp-div-r">
  <refnamediv>
   <refname>gmp_div_r</refname>
@@ -12,7 +12,7 @@
    <type>resource</type><methodname>gmp_div_r</methodname>
   <methodparam><type>resource</type><parameter>n</parameter></methodparam>
   <methodparam><type>resource</type><parameter>d</parameter></methodparam>
-  <methodparam choice="opt"><type>int</type><parameter>round</parameter></methodparam>
+  <methodparam choice="opt"><type>int</type><parameter>round</parameter><initializer>GMP_ROUND_ZERO</initializer></methodparam>
   </methodsynopsis>
   <para>
    Calculates remainder of the integer division of
diff --git a/reference/gmp/functions/gmp-init.xml b/reference/gmp/functions/gmp-init.xml
index f14e807ef3..064430ae04 100644
--- a/reference/gmp/functions/gmp-init.xml
+++ b/reference/gmp/functions/gmp-init.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.gmp-init">
  <refnamediv>
   <refname>gmp_init</refname>
@@ -11,7 +11,7 @@
   <methodsynopsis>
    <type>resource</type><methodname>gmp_init</methodname>
    <methodparam><type>mixed</type><parameter>number</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>base</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>base</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Creates a GMP number from an integer or string. 
diff --git a/reference/gmp/functions/gmp-prob-prime.xml b/reference/gmp/functions/gmp-prob-prime.xml
index e1b0ff0552..be23707ecf 100644
--- a/reference/gmp/functions/gmp-prob-prime.xml
+++ b/reference/gmp/functions/gmp-prob-prime.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.gmp-prob-prime">
  <refnamediv>
   <refname>gmp_prob_prime</refname>
@@ -11,7 +11,7 @@
   <methodsynopsis>
    <type>int</type><methodname>gmp_prob_prime</methodname>
    <methodparam><type>resource</type><parameter>a</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>reps</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>reps</parameter><initializer>10</initializer></methodparam>
   </methodsynopsis>
   <para>
    The function uses Miller-Rabin's probabilistic test to check if a number is a prime.
diff --git a/reference/gmp/functions/gmp-random.xml b/reference/gmp/functions/gmp-random.xml
index 22a55fff9e..3ac7d05f77 100644
--- a/reference/gmp/functions/gmp-random.xml
+++ b/reference/gmp/functions/gmp-random.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.gmp-random">
  <refnamediv>
   <refname>gmp_random</refname>
@@ -10,7 +10,7 @@
   &reftitle.description;
   <methodsynopsis>
    <type>resource</type><methodname>gmp_random</methodname>
-   <methodparam choice="opt"><type>int</type><parameter>limiter</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>limiter</parameter><initializer>20</initializer></methodparam>
   </methodsynopsis>
   <para>
    Generate a random number. The number will be between
diff --git a/reference/gmp/functions/gmp-setbit.xml b/reference/gmp/functions/gmp-setbit.xml
index 7dabedbf85..8f9206cf2b 100644
--- a/reference/gmp/functions/gmp-setbit.xml
+++ b/reference/gmp/functions/gmp-setbit.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.10 $ -->
+<!-- $Revision: 1.11 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.gmp-setbit">
  <refnamediv>
   <refname>gmp_setbit</refname>
@@ -12,7 +12,7 @@
    <type>void</type><methodname>gmp_setbit</methodname>
    <methodparam><type>resource</type><parameter role="reference">a</parameter></methodparam>
    <methodparam><type>int</type><parameter>index</parameter></methodparam>
-   <methodparam choice="opt"><type>bool</type><parameter>set_clear</parameter></methodparam>
+   <methodparam choice="opt"><type>bool</type><parameter>set_clear</parameter><initializer>true</initializer></methodparam>
   </methodsynopsis>
   <para>
    Sets bit <parameter>index</parameter> in <parameter>a</parameter>. 
diff --git a/reference/hash/functions/hash-file.xml b/reference/hash/functions/hash-file.xml
index f8782243e3..a816fa41c4 100644
--- a/reference/hash/functions/hash-file.xml
+++ b/reference/hash/functions/hash-file.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <!-- Generated by xml_proto.php v2.3. Found in /scripts directory of phpdoc. -->
 <refentry xml:id="function.hash-file" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
@@ -12,7 +12,7 @@
    <type>string</type><methodname>hash_file</methodname>
    <methodparam><type>string</type><parameter>algo</parameter></methodparam>
    <methodparam><type>string</type><parameter>filename</parameter></methodparam>
-   <methodparam choice="opt"><type>bool</type><parameter>raw_output</parameter></methodparam>
+   <methodparam choice="opt"><type>bool</type><parameter>raw_output</parameter><initializer>false</initializer></methodparam>
   </methodsynopsis>
 
  </refsect1>
diff --git a/reference/hash/functions/hash-final.xml b/reference/hash/functions/hash-final.xml
index f9b8cb2d0a..4deae7b537 100644
--- a/reference/hash/functions/hash-final.xml
+++ b/reference/hash/functions/hash-final.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <refentry xml:id="function.hash-final" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>hash_final</refname>
@@ -10,7 +10,7 @@
   <methodsynopsis>
    <type>string</type><methodname>hash_final</methodname>
    <methodparam><type>resource</type><parameter>context</parameter></methodparam>
-   <methodparam choice="opt"><type>bool</type><parameter>raw_output</parameter></methodparam>
+   <methodparam choice="opt"><type>bool</type><parameter>raw_output</parameter><initializer>false</initializer></methodparam>
   </methodsynopsis>
 
  </refsect1>
diff --git a/reference/hash/functions/hash-init.xml b/reference/hash/functions/hash-init.xml
index 90b37eb87f..f4f1729823 100644
--- a/reference/hash/functions/hash-init.xml
+++ b/reference/hash/functions/hash-init.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <!-- Generated by xml_proto.php v2.3. Found in /scripts directory of phpdoc. -->
 <refentry xml:id="function.hash-init" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
@@ -11,8 +11,8 @@
   <methodsynopsis>
    <type>resource</type><methodname>hash_init</methodname>
    <methodparam><type>string</type><parameter>algo</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>key</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>key</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
 
  </refsect1>
diff --git a/reference/hash/functions/hash-update-file.xml b/reference/hash/functions/hash-update-file.xml
index 963e92470d..122db15271 100644
--- a/reference/hash/functions/hash-update-file.xml
+++ b/reference/hash/functions/hash-update-file.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
 <refentry xml:id="function.hash-update-file" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>hash_update_file</refname>
@@ -11,7 +11,7 @@
    <type>bool</type><methodname>hash_update_file</methodname>
    <methodparam><type>resource</type><parameter>context</parameter></methodparam>
    <methodparam><type>string</type><parameter>filename</parameter></methodparam>
-   <methodparam choice="opt"><type>resource</type><parameter>context</parameter></methodparam>
+   <methodparam choice="opt"><type>resource</type><parameter>context</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
 
  </refsect1>
diff --git a/reference/hash/functions/hash-update-stream.xml b/reference/hash/functions/hash-update-stream.xml
index 32518a905f..ccd158a5ed 100644
--- a/reference/hash/functions/hash-update-stream.xml
+++ b/reference/hash/functions/hash-update-stream.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
 <refentry xml:id="function.hash-update-stream" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>hash_update_stream</refname>
@@ -11,7 +11,7 @@
    <type>int</type><methodname>hash_update_stream</methodname>
    <methodparam><type>resource</type><parameter>context</parameter></methodparam>
    <methodparam><type>resource</type><parameter>handle</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>length</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>length</parameter><initializer>-1</initializer></methodparam>
   </methodsynopsis>
 
  </refsect1>
diff --git a/reference/hash/functions/hash.xml b/reference/hash/functions/hash.xml
index 8f95566804..74afb31efd 100644
--- a/reference/hash/functions/hash.xml
+++ b/reference/hash/functions/hash.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.5 $ -->
+<!-- $Revision: 1.6 $ -->
 <refentry xml:id="function.hash" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>hash</refname>
@@ -11,7 +11,7 @@
    <type>string</type><methodname>hash</methodname>
    <methodparam><type>string</type><parameter>algo</parameter></methodparam>
    <methodparam><type>string</type><parameter>data</parameter></methodparam>
-   <methodparam choice="opt"><type>bool</type><parameter>raw_output</parameter></methodparam>
+   <methodparam choice="opt"><type>bool</type><parameter>raw_output</parameter><initializer>false</initializer></methodparam>
   </methodsynopsis>
 
  </refsect1>
diff --git a/reference/ibase/functions/ibase-backup.xml b/reference/ibase/functions/ibase-backup.xml
index 4c13bfe4f5..d9bd73eca9 100644
--- a/reference/ibase/functions/ibase-backup.xml
+++ b/reference/ibase/functions/ibase-backup.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-backup">
  <refnamediv>
   <refname>ibase_backup</refname>
@@ -13,8 +13,8 @@
    <methodparam><type>resource</type><parameter>service_handle</parameter></methodparam>
    <methodparam><type>string</type><parameter>source_db</parameter></methodparam>
    <methodparam><type>string</type><parameter>dest_file</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
-   <methodparam choice="opt"><type>bool</type><parameter>verbose</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>bool</type><parameter>verbose</parameter><initializer>false</initializer></methodparam>
   </methodsynopsis>
 
    &warn.undocumented.func;
diff --git a/reference/ibase/functions/ibase-blob-create.xml b/reference/ibase/functions/ibase-blob-create.xml
index 8dc08130f7..e7bbde4df2 100644
--- a/reference/ibase/functions/ibase-blob-create.xml
+++ b/reference/ibase/functions/ibase-blob-create.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id='function.ibase-blob-create'>
  <refnamediv>
   <refname>ibase_blob_create</refname>
@@ -10,7 +10,7 @@
   &reftitle.description;
   <methodsynopsis>
    <type>resource</type><methodname>ibase_blob_create</methodname>
-   <methodparam choice="opt"><type>resource</type><parameter>link_identifier</parameter></methodparam>
+   <methodparam choice="opt"><type>resource</type><parameter>link_identifier</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ibase_blob_create</function> creates a new BLOB for filling with
diff --git a/reference/ibase/functions/ibase-close.xml b/reference/ibase/functions/ibase-close.xml
index ced8bc83cb..896863ba13 100644
--- a/reference/ibase/functions/ibase-close.xml
+++ b/reference/ibase/functions/ibase-close.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.6 $ -->
+<!-- $Revision: 1.7 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-close">
  <refnamediv>
   <refname>ibase_close</refname>
@@ -10,7 +10,7 @@
   &reftitle.description;
   <methodsynopsis>
    <type>bool</type><methodname>ibase_close</methodname>
-   <methodparam choice="opt"><type>resource</type><parameter>connection_id</parameter></methodparam>
+   <methodparam choice="opt"><type>resource</type><parameter>connection_id</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
   <para>
    Closes the link to an InterBase database that's associated with
diff --git a/reference/ibase/functions/ibase-commit-ret.xml b/reference/ibase/functions/ibase-commit-ret.xml
index 18f7a7c15f..5f0ef1592e 100644
--- a/reference/ibase/functions/ibase-commit-ret.xml
+++ b/reference/ibase/functions/ibase-commit-ret.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.5 $ -->
+<!-- $Revision: 1.6 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-commit-ret">
  <refnamediv>
   <refname>ibase_commit_ret</refname>
@@ -10,7 +10,7 @@
   &reftitle.description;
   <methodsynopsis>
    <type>bool</type><methodname>ibase_commit_ret</methodname>
-   <methodparam choice="opt"><type>resource</type><parameter>link_or_trans_identifier</parameter></methodparam>
+   <methodparam choice="opt"><type>resource</type><parameter>link_or_trans_identifier</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
   <para>
    Commits a transaction without closing it.
diff --git a/reference/ibase/functions/ibase-commit.xml b/reference/ibase/functions/ibase-commit.xml
index f437d90087..ba5ac4517e 100644
--- a/reference/ibase/functions/ibase-commit.xml
+++ b/reference/ibase/functions/ibase-commit.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-commit">
  <refnamediv>
   <refname>ibase_commit</refname>
@@ -10,7 +10,7 @@
   &reftitle.description;
   <methodsynopsis>
    <type>bool</type><methodname>ibase_commit</methodname>
-   <methodparam choice="opt"><type>resource</type><parameter>link_or_trans_identifier</parameter></methodparam>
+   <methodparam choice="opt"><type>resource</type><parameter>link_or_trans_identifier</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
   <para>
    Commits a transaction.
diff --git a/reference/ibase/functions/ibase-db-info.xml b/reference/ibase/functions/ibase-db-info.xml
index a4792d8dbb..9e7ee90c81 100644
--- a/reference/ibase/functions/ibase-db-info.xml
+++ b/reference/ibase/functions/ibase-db-info.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-db-info">
  <refnamediv>
   <refname>ibase_db_info</refname>
@@ -13,7 +13,7 @@
    <methodparam><type>resource</type><parameter>service_handle</parameter></methodparam>
    <methodparam><type>string</type><parameter>db</parameter></methodparam>
    <methodparam><type>int</type><parameter>action</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>argument</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>argument</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
 
    &warn.undocumented.func;
diff --git a/reference/ibase/functions/ibase-drop-db.xml b/reference/ibase/functions/ibase-drop-db.xml
index 1877cc4f77..793ebb38d5 100644
--- a/reference/ibase/functions/ibase-drop-db.xml
+++ b/reference/ibase/functions/ibase-drop-db.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.5 $ -->
+<!-- $Revision: 1.6 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-drop-db">
  <refnamediv>
   <refname>ibase_drop_db</refname>
@@ -10,7 +10,7 @@
   &reftitle.description;
   <methodsynopsis>
    <type>bool</type><methodname>ibase_drop_db</methodname>
-   <methodparam choice="opt"><type>resource</type><parameter>connection</parameter></methodparam>
+   <methodparam choice="opt"><type>resource</type><parameter>connection</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
   <para>
    This functions drops a database that was opened by either <function>ibase_connect</function>
diff --git a/reference/ibase/functions/ibase-fetch-assoc.xml b/reference/ibase/functions/ibase-fetch-assoc.xml
index 2015508a1b..6b03105037 100644
--- a/reference/ibase/functions/ibase-fetch-assoc.xml
+++ b/reference/ibase/functions/ibase-fetch-assoc.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.6 $ -->
+<!-- $Revision: 1.7 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-fetch-assoc">
  <refnamediv>
   <refname>ibase_fetch_assoc</refname>
@@ -11,7 +11,7 @@
   <methodsynopsis>
    <type>array</type><methodname>ibase_fetch_assoc</methodname>
    <methodparam><type>resource</type><parameter>result</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>fetch_flag</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>fetch_flag</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Fetch a result row from a query as an associative array.
diff --git a/reference/ibase/functions/ibase-fetch-object.xml b/reference/ibase/functions/ibase-fetch-object.xml
index 5e9d9faf3b..8cb76ad21a 100644
--- a/reference/ibase/functions/ibase-fetch-object.xml
+++ b/reference/ibase/functions/ibase-fetch-object.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-fetch-object">
  <refnamediv>
   <refname>ibase_fetch_object</refname>
@@ -11,7 +11,7 @@
   <methodsynopsis>
    <type>object</type><methodname>ibase_fetch_object</methodname>
    <methodparam><type>resource</type><parameter>result_id</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>fetch_flag</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>fetch_flag</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Fetches a row as a pseudo-object from a given result identifier.
diff --git a/reference/ibase/functions/ibase-fetch-row.xml b/reference/ibase/functions/ibase-fetch-row.xml
index 60a07e74a0..251aa4d2a8 100644
--- a/reference/ibase/functions/ibase-fetch-row.xml
+++ b/reference/ibase/functions/ibase-fetch-row.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-fetch-row">
  <refnamediv>
   <refname>ibase_fetch_row</refname>
@@ -11,7 +11,7 @@
   <methodsynopsis>
    <type>array</type><methodname>ibase_fetch_row</methodname>
    <methodparam><type>resource</type><parameter>result_identifier</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>fetch_flag</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>fetch_flag</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>ibase_fetch_row</function> fetches one row of data from the
diff --git a/reference/ibase/functions/ibase-gen-id.xml b/reference/ibase/functions/ibase-gen-id.xml
index f875feb7ba..3442d3b8ad 100644
--- a/reference/ibase/functions/ibase-gen-id.xml
+++ b/reference/ibase/functions/ibase-gen-id.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.6 $ -->
+<!-- $Revision: 1.7 $ -->
 <!-- Generated by xml_proto.php v2.0. Found in /scripts directory of phpdoc. -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-gen-id">
  <refnamediv>
@@ -12,8 +12,8 @@
   <methodsynopsis>
    <type>mixed</type><methodname>ibase_gen_id</methodname>
    <methodparam><type>string</type><parameter>generator</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>increment</parameter></methodparam>
-   <methodparam choice="opt"><type>resource</type><parameter>link_identifier</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>increment</parameter><initializer>1</initializer></methodparam>
+   <methodparam choice="opt"><type>resource</type><parameter>link_identifier</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
 
   &warn.undocumented.func;
diff --git a/reference/ibase/functions/ibase-maintain-db.xml b/reference/ibase/functions/ibase-maintain-db.xml
index f21440e512..5bed8e9fda 100644
--- a/reference/ibase/functions/ibase-maintain-db.xml
+++ b/reference/ibase/functions/ibase-maintain-db.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-maintain-db">
  <refnamediv>
   <refname>ibase_maintain_db</refname>
@@ -13,7 +13,7 @@
    <methodparam><type>resource</type><parameter>service_handle</parameter></methodparam>
    <methodparam><type>string</type><parameter>db</parameter></methodparam>
    <methodparam><type>int</type><parameter>action</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>argument</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>argument</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
 
   &warn.undocumented.func;
diff --git a/reference/ibase/functions/ibase-restore.xml b/reference/ibase/functions/ibase-restore.xml
index 470eb895f0..e9aa943355 100644
--- a/reference/ibase/functions/ibase-restore.xml
+++ b/reference/ibase/functions/ibase-restore.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-restore">
  <refnamediv>
   <refname>ibase_restore</refname>
@@ -13,8 +13,8 @@
    <methodparam><type>resource</type><parameter>service_handle</parameter></methodparam>
    <methodparam><type>string</type><parameter>source_file</parameter></methodparam>
    <methodparam><type>string</type><parameter>dest_db</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
-   <methodparam choice="opt"><type>bool</type><parameter>verbose</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>bool</type><parameter>verbose</parameter><initializer>false</initializer></methodparam>
   </methodsynopsis>
 
    &warn.undocumented.func;
diff --git a/reference/ibase/functions/ibase-rollback-ret.xml b/reference/ibase/functions/ibase-rollback-ret.xml
index a6f4db2a2d..8b31582e86 100644
--- a/reference/ibase/functions/ibase-rollback-ret.xml
+++ b/reference/ibase/functions/ibase-rollback-ret.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.5 $ -->
+<!-- $Revision: 1.6 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-rollback-ret">
  <refnamediv>
   <refname>ibase_rollback_ret</refname>
@@ -10,7 +10,7 @@
   &reftitle.description;
   <methodsynopsis>
    <type>bool</type><methodname>ibase_rollback_ret</methodname>
-   <methodparam choice="opt"><type>resource</type><parameter>link_or_trans_identifier</parameter></methodparam>
+   <methodparam choice="opt"><type>resource</type><parameter>link_or_trans_identifier</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
   <para>
    Rolls back a transaction without closing it.
diff --git a/reference/ibase/functions/ibase-rollback.xml b/reference/ibase/functions/ibase-rollback.xml
index 97131074a0..66271066d8 100644
--- a/reference/ibase/functions/ibase-rollback.xml
+++ b/reference/ibase/functions/ibase-rollback.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ibase-rollback">
  <refnamediv>
   <refname>ibase_rollback</refname>
@@ -10,7 +10,7 @@
   &reftitle.description;
   <methodsynopsis>
    <type>bool</type><methodname>ibase_rollback</methodname>
-   <methodparam choice="opt"><type>resource</type><parameter>link_or_trans_identifier</parameter></methodparam>
+   <methodparam choice="opt"><type>resource</type><parameter>link_or_trans_identifier</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
   <para>
    Rolls back a transaction.
diff --git a/reference/iconv/functions/iconv-get-encoding.xml b/reference/iconv/functions/iconv-get-encoding.xml
index de0adad19a..ce27529c13 100644
--- a/reference/iconv/functions/iconv-get-encoding.xml
+++ b/reference/iconv/functions/iconv-get-encoding.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <refentry xml:id="function.iconv-get-encoding" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>iconv_get_encoding</refname>
@@ -10,7 +10,7 @@
   &reftitle.description;
   <methodsynopsis>
    <type>mixed</type><methodname>iconv_get_encoding</methodname>
-   <methodparam choice="opt"><type>string</type><parameter>type</parameter></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>type</parameter><initializer>"all"</initializer></methodparam>
   </methodsynopsis>
   <para>
    Retrieve internal configuration variables of iconv extension.
diff --git a/reference/iconv/functions/iconv-mime-decode-headers.xml b/reference/iconv/functions/iconv-mime-decode-headers.xml
index 53bd01cf26..2498fc3ad4 100644
--- a/reference/iconv/functions/iconv-mime-decode-headers.xml
+++ b/reference/iconv/functions/iconv-mime-decode-headers.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.15 $ -->
+<!-- $Revision: 1.16 $ -->
 <refentry xml:id="function.iconv-mime-decode-headers" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>iconv_mime_decode_headers</refname>
@@ -11,8 +11,8 @@
   <methodsynopsis>
    <type>array</type><methodname>iconv_mime_decode_headers</methodname>
    <methodparam><type>string</type><parameter>encoded_headers</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>mode</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>mode</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>charset</parameter><initializer>ini_set("iconv.internal_encoding")</initializer></methodparam>
   </methodsynopsis>
   <para>
    Returns an associative array that holds a whole set of
diff --git a/reference/iconv/functions/iconv-mime-decode.xml b/reference/iconv/functions/iconv-mime-decode.xml
index 7b97fddb38..7f9ea86b7b 100644
--- a/reference/iconv/functions/iconv-mime-decode.xml
+++ b/reference/iconv/functions/iconv-mime-decode.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <refentry xml:id="function.iconv-mime-decode" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>iconv_mime_decode</refname>
@@ -11,8 +11,8 @@
   <methodsynopsis>
    <type>string</type><methodname>iconv_mime_decode</methodname>
    <methodparam><type>string</type><parameter>encoded_header</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>mode</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>mode</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>charset</parameter><initializer>ini_set("iconv.internal_encoding")</initializer></methodparam>
   </methodsynopsis>
   <para>
    Decodes a <literal>MIME</literal> header field.
diff --git a/reference/iconv/functions/iconv-mime-encode.xml b/reference/iconv/functions/iconv-mime-encode.xml
index ba2c41f55c..698c2160f1 100644
--- a/reference/iconv/functions/iconv-mime-encode.xml
+++ b/reference/iconv/functions/iconv-mime-encode.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.15 $ -->
+<!-- $Revision: 1.16 $ -->
 <refentry xml:id="function.iconv-mime-encode" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>iconv_mime_encode</refname>
@@ -12,7 +12,7 @@
    <type>string</type><methodname>iconv_mime_encode</methodname>
    <methodparam><type>string</type><parameter>field_name</parameter></methodparam>
    <methodparam><type>string</type><parameter>field_value</parameter></methodparam>
-   <methodparam choice="opt"><type>array</type><parameter>preferences</parameter></methodparam>
+   <methodparam choice="opt"><type>array</type><parameter>preferences</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
   <para>
    Composes and returns a string that represents a valid <literal>MIME</literal>
diff --git a/reference/iconv/functions/iconv-strlen.xml b/reference/iconv/functions/iconv-strlen.xml
index 2b5a3709bf..43c219f7c7 100644
--- a/reference/iconv/functions/iconv-strlen.xml
+++ b/reference/iconv/functions/iconv-strlen.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <refentry xml:id="function.iconv-strlen" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>iconv_strlen</refname>
@@ -11,7 +11,7 @@
   <methodsynopsis>
    <type>int</type><methodname>iconv_strlen</methodname>
    <methodparam><type>string</type><parameter>str</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>charset</parameter><initializer>ini_set("iconv.internal_encoding")</initializer></methodparam>
   </methodsynopsis>
   <para>
    In contrast to <function>strlen</function>,
diff --git a/reference/iconv/functions/iconv-strpos.xml b/reference/iconv/functions/iconv-strpos.xml
index d52353b186..08781d8ec3 100644
--- a/reference/iconv/functions/iconv-strpos.xml
+++ b/reference/iconv/functions/iconv-strpos.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <refentry xml:id="function.iconv-strpos" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>iconv_strpos</refname>
@@ -12,8 +12,8 @@
    <type>int</type><methodname>iconv_strpos</methodname>
    <methodparam><type>string</type><parameter>haystack</parameter></methodparam>
    <methodparam><type>string</type><parameter>needle</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>offset</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>offset</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>charset</parameter><initializer>ini_set("iconv.internal_encoding")</initializer></methodparam>
   </methodsynopsis>
   <para>
    Finds position of first occurrence of a needle within a haystack.
diff --git a/reference/iconv/functions/iconv-strrpos.xml b/reference/iconv/functions/iconv-strrpos.xml
index 633af26188..496c55d0d1 100644
--- a/reference/iconv/functions/iconv-strrpos.xml
+++ b/reference/iconv/functions/iconv-strrpos.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.10 $ -->
+<!-- $Revision: 1.11 $ -->
 <refentry xml:id="function.iconv-strrpos" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>iconv_strrpos</refname>
@@ -12,7 +12,7 @@
    <type>int</type><methodname>iconv_strrpos</methodname>
    <methodparam><type>string</type><parameter>haystack</parameter></methodparam>
    <methodparam><type>string</type><parameter>needle</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>charset</parameter><initializer>ini_set("iconv.internal_encoding")</initializer></methodparam>
   </methodsynopsis>
   <para>
    In contrast to <function>strpos</function>, the return value of
diff --git a/reference/iconv/functions/iconv-substr.xml b/reference/iconv/functions/iconv-substr.xml
index 62796e4895..f66b1ba321 100644
--- a/reference/iconv/functions/iconv-substr.xml
+++ b/reference/iconv/functions/iconv-substr.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <refentry xml:id="function.iconv-substr" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>iconv_substr</refname>
@@ -12,13 +12,8 @@
    <type>string</type><methodname>iconv_substr</methodname>
    <methodparam><type>string</type><parameter>str</parameter></methodparam>
    <methodparam><type>int</type><parameter>offset</parameter></methodparam>
-  </methodsynopsis>
-  <methodsynopsis>
-   <type>string</type><methodname>iconv_substr</methodname>
-   <methodparam><type>string</type><parameter>str</parameter></methodparam>
-   <methodparam><type>int</type><parameter>offset</parameter></methodparam>
-   <methodparam><type>int</type><parameter>length</parameter></methodparam>
-   <methodparam><type>string</type><parameter>charset</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>length</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>charset</parameter><initializer>ini_set("iconv.internal_encoding")</initializer></methodparam>
   </methodsynopsis>
   <para>
    Cuts a portion of <parameter>str</parameter> specified by the 
diff --git a/reference/image/functions/imagegrabwindow.xml b/reference/image/functions/imagegrabwindow.xml
index 5283f1bd79..aff343a788 100644
--- a/reference/image/functions/imagegrabwindow.xml
+++ b/reference/image/functions/imagegrabwindow.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
 <refentry xml:id="function.imagegrabwindow" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imagegrabwindow</refname>
@@ -11,7 +11,7 @@
   <methodsynopsis>
    <type>resource</type><methodname>imagegrabwindow</methodname>
    <methodparam><type>int</type><parameter>window</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>client_area</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>client_area</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Grabs a window or its client area using a windows handle (HWND property in COM instance)
diff --git a/reference/image/functions/imageinterlace.xml b/reference/image/functions/imageinterlace.xml
index 6916a5c3fa..b3015e4070 100644
--- a/reference/image/functions/imageinterlace.xml
+++ b/reference/image/functions/imageinterlace.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <refentry xml:id="function.imageinterlace" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imageinterlace</refname>
@@ -10,7 +10,7 @@
   <methodsynopsis>
    <type>int</type><methodname>imageinterlace</methodname>
    <methodparam><type>resource</type><parameter>image</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>interlace</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>interlace</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>imageinterlace</function> turns the interlace bit on or off.
diff --git a/reference/image/functions/imagepstext.xml b/reference/image/functions/imagepstext.xml
index 2ae8ea8093..6654ac5209 100644
--- a/reference/image/functions/imagepstext.xml
+++ b/reference/image/functions/imagepstext.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.16 $ -->
+<!-- $Revision: 1.17 $ -->
 <refentry xml:id="function.imagepstext" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imagepstext</refname>
@@ -17,10 +17,10 @@
    <methodparam><type>int</type><parameter>background</parameter></methodparam>
    <methodparam><type>int</type><parameter>x</parameter></methodparam>
    <methodparam><type>int</type><parameter>y</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>space</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>tightness</parameter></methodparam>
-   <methodparam choice="opt"><type>float</type><parameter>angle</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>antialias_steps</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>space</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>tightness</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>float</type><parameter>angle</parameter><initializer>0.0</initializer></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>antialias_steps</parameter><initializer>4</initializer></methodparam>
   </methodsynopsis>
   <para>
    Draws a text on an image using PostScript Type1 fonts.
diff --git a/reference/image/functions/imagerotate.xml b/reference/image/functions/imagerotate.xml
index 092b554823..c97877c1db 100644
--- a/reference/image/functions/imagerotate.xml
+++ b/reference/image/functions/imagerotate.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.12 $ -->
+<!-- $Revision: 1.13 $ -->
 <refentry xml:id="function.imagerotate" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imagerotate</refname>
@@ -12,7 +12,7 @@
    <methodparam><type>resource</type><parameter>image</parameter></methodparam>
    <methodparam><type>float</type><parameter>angle</parameter></methodparam>
    <methodparam><type>int</type><parameter>bgd_color</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>ignore_transparent</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>ignore_transparent</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Rotates the <parameter>image</parameter> image using the given
diff --git a/reference/imap/functions/imap-append.xml b/reference/imap/functions/imap-append.xml
index 234074d9bb..12e8bce873 100644
--- a/reference/imap/functions/imap-append.xml
+++ b/reference/imap/functions/imap-append.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.14 $ -->
+<!-- $Revision: 1.15 $ -->
 <refentry xml:id="function.imap-append" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_append</refname>
@@ -12,7 +12,7 @@
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>string</type><parameter>mailbox</parameter></methodparam>
    <methodparam><type>string</type><parameter>message</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>options</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
   <para>
    Appends a string <parameter>message</parameter> to the specified <parameter>mailbox</parameter>. 
diff --git a/reference/imap/functions/imap-body.xml b/reference/imap/functions/imap-body.xml
index f156a84029..2fd0c90f35 100644
--- a/reference/imap/functions/imap-body.xml
+++ b/reference/imap/functions/imap-body.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xml:id="function.imap-body" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_body</refname>
@@ -11,7 +11,7 @@
    <type>string</type><methodname>imap_body</methodname>
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>int</type><parameter>msg_number</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    <function>imap_body</function> returns the body of the message,
diff --git a/reference/imap/functions/imap-clearflag-full.xml b/reference/imap/functions/imap-clearflag-full.xml
index d358742894..11374643ca 100644
--- a/reference/imap/functions/imap-clearflag-full.xml
+++ b/reference/imap/functions/imap-clearflag-full.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <refentry xml:id="function.imap-clearflag-full" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>imap_clearflag_full</refname>
@@ -12,7 +12,7 @@
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>string</type><parameter>sequence</parameter></methodparam>
    <methodparam><type>string</type><parameter>flag</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    This function causes a store to delete the specified
diff --git a/reference/imap/functions/imap-close.xml b/reference/imap/functions/imap-close.xml
index 0fd2691e85..1438bf8e51 100644
--- a/reference/imap/functions/imap-close.xml
+++ b/reference/imap/functions/imap-close.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <refentry xml:id="function.imap-close" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_close</refname>
@@ -10,7 +10,7 @@
   <methodsynopsis>
    <type>bool</type><methodname>imap_close</methodname>
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>flag</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>flag</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Closes the imap stream.
diff --git a/reference/imap/functions/imap-delete.xml b/reference/imap/functions/imap-delete.xml
index b6ae1fa214..95cebbc28f 100644
--- a/reference/imap/functions/imap-delete.xml
+++ b/reference/imap/functions/imap-delete.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.13 $ -->
+<!-- $Revision: 1.14 $ -->
 <refentry xml:id="function.imap-delete" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_delete</refname>
@@ -11,7 +11,7 @@
    <type>bool</type><methodname>imap_delete</methodname>
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>int</type><parameter>msg_number</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Marks messages listed in <parameter>msg_number</parameter> for deletion.
diff --git a/reference/imap/functions/imap-fetch-overview.xml b/reference/imap/functions/imap-fetch-overview.xml
index f8c6d3c677..7d37bfe676 100644
--- a/reference/imap/functions/imap-fetch-overview.xml
+++ b/reference/imap/functions/imap-fetch-overview.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.15 $ -->
+<!-- $Revision: 1.16 $ -->
 <refentry xml:id="function.imap-fetch-overview" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_fetch_overview</refname>
@@ -11,7 +11,7 @@
    <type>array</type><methodname>imap_fetch_overview</methodname>
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>string</type><parameter>sequence</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    This function fetches mail headers for the given
diff --git a/reference/imap/functions/imap-fetchbody.xml b/reference/imap/functions/imap-fetchbody.xml
index f86ef6b9cb..072e889893 100644
--- a/reference/imap/functions/imap-fetchbody.xml
+++ b/reference/imap/functions/imap-fetchbody.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.10 $ -->
+<!-- $Revision: 1.11 $ -->
 <refentry xml:id="function.imap-fetchbody" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_fetchbody</refname>
@@ -12,7 +12,7 @@
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>int</type><parameter>msg_number</parameter></methodparam>
    <methodparam><type>string</type><parameter>section</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Fetch of a particular section of the body of the specified messages. 
diff --git a/reference/imap/functions/imap-fetchheader.xml b/reference/imap/functions/imap-fetchheader.xml
index ebd10d9ab0..a3a753627c 100644
--- a/reference/imap/functions/imap-fetchheader.xml
+++ b/reference/imap/functions/imap-fetchheader.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.10 $ -->
+<!-- $Revision: 1.11 $ -->
 <refentry xml:id="function.imap-fetchheader" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>imap_fetchheader</refname>
@@ -11,7 +11,7 @@
    <type>string</type><methodname>imap_fetchheader</methodname>
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>int</type><parameter>msg_number</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    This function causes a fetch of the complete, unfiltered <link
diff --git a/reference/imap/functions/imap-fetchstructure.xml b/reference/imap/functions/imap-fetchstructure.xml
index 0410a1cb1a..0bc7bb7f14 100644
--- a/reference/imap/functions/imap-fetchstructure.xml
+++ b/reference/imap/functions/imap-fetchstructure.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <refentry xml:id="function.imap-fetchstructure" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_fetchstructure</refname>
@@ -11,7 +11,7 @@
    <type>object</type><methodname>imap_fetchstructure</methodname>
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>int</type><parameter>msg_number</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Fetches all the structured information for a given message. 
diff --git a/reference/imap/functions/imap-headerinfo.xml b/reference/imap/functions/imap-headerinfo.xml
index 754388fdaa..d7d788462e 100644
--- a/reference/imap/functions/imap-headerinfo.xml
+++ b/reference/imap/functions/imap-headerinfo.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xml:id="function.imap-headerinfo" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_headerinfo</refname>
@@ -11,9 +11,9 @@
    <type>object</type><methodname>imap_headerinfo</methodname>
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>int</type><parameter>msg_number</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>fromlength</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>subjectlength</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>defaulthost</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>fromlength</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>subjectlength</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>defaulthost</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
   <para>
    Gets information about the given message number by reading its headers.
diff --git a/reference/imap/functions/imap-mail-copy.xml b/reference/imap/functions/imap-mail-copy.xml
index 3e5c66bed7..3cceec3cb7 100644
--- a/reference/imap/functions/imap-mail-copy.xml
+++ b/reference/imap/functions/imap-mail-copy.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xml:id="function.imap-mail-copy" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>imap_mail_copy</refname>
@@ -12,7 +12,7 @@
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>string</type><parameter>msglist</parameter></methodparam>
    <methodparam><type>string</type><parameter>mailbox</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Copies mail messages specified by <parameter>msglist</parameter>
diff --git a/reference/imap/functions/imap-mail-move.xml b/reference/imap/functions/imap-mail-move.xml
index f7992fec08..ea93777322 100644
--- a/reference/imap/functions/imap-mail-move.xml
+++ b/reference/imap/functions/imap-mail-move.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <refentry xml:id="function.imap-mail-move" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>imap_mail_move</refname>
@@ -12,7 +12,7 @@
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>string</type><parameter>msglist</parameter></methodparam>
    <methodparam><type>string</type><parameter>mailbox</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Moves mail messages specified by <parameter>msglist</parameter> to the
diff --git a/reference/imap/functions/imap-mail.xml b/reference/imap/functions/imap-mail.xml
index 6576f6a5e1..edca80bf56 100644
--- a/reference/imap/functions/imap-mail.xml
+++ b/reference/imap/functions/imap-mail.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.10 $ -->
+<!-- $Revision: 1.11 $ -->
 <refentry xml:id="function.imap-mail" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>imap_mail</refname>
@@ -12,10 +12,10 @@
    <methodparam><type>string</type><parameter>to</parameter></methodparam>
    <methodparam><type>string</type><parameter>subject</parameter></methodparam>
    <methodparam><type>string</type><parameter>message</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>additional_headers</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>cc</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>bcc</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>rpath</parameter></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>additional_headers</parameter><initializer>NULL</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>cc</parameter><initializer>NULL</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>bcc</parameter><initializer>NULL</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>rpath</parameter><initializer>NULL</initializer></methodparam>
   </methodsynopsis>
   <para>
    This function allows sending of emails with correct handling of
diff --git a/reference/imap/functions/imap-open.xml b/reference/imap/functions/imap-open.xml
index 14ffa02472..a9d5eb7d74 100644
--- a/reference/imap/functions/imap-open.xml
+++ b/reference/imap/functions/imap-open.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.15 $ -->
+<!-- $Revision: 1.16 $ -->
 <refentry xml:id="function.imap-open" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_open</refname>
@@ -12,8 +12,8 @@
    <methodparam><type>string</type><parameter>mailbox</parameter></methodparam>
    <methodparam><type>string</type><parameter>username</parameter></methodparam>
    <methodparam><type>string</type><parameter>password</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>n_retries</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>NIL</initializer></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>n_retries</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Opens an IMAP stream to a <parameter>mailbox</parameter>.
diff --git a/reference/imap/functions/imap-reopen.xml b/reference/imap/functions/imap-reopen.xml
index 5626f8ab35..996da30f0a 100644
--- a/reference/imap/functions/imap-reopen.xml
+++ b/reference/imap/functions/imap-reopen.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.14 $ -->
+<!-- $Revision: 1.15 $ -->
 <refentry xml:id="function.imap-reopen" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_reopen</refname>
@@ -11,8 +11,8 @@
    <type>bool</type><methodname>imap_reopen</methodname>
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>string</type><parameter>mailbox</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>n_retries</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>n_retries</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Reopens the specified stream to a new <parameter>mailbox</parameter> on an
diff --git a/reference/imap/functions/imap-rfc822-parse-headers.xml b/reference/imap/functions/imap-rfc822-parse-headers.xml
index 3c587aa967..7e0efcd381 100644
--- a/reference/imap/functions/imap-rfc822-parse-headers.xml
+++ b/reference/imap/functions/imap-rfc822-parse-headers.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.5 $ -->
+<!-- $Revision: 1.6 $ -->
 <refentry xml:id="function.imap-rfc822-parse-headers" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_rfc822_parse_headers</refname>
@@ -10,7 +10,7 @@
   <methodsynopsis>
    <type>object</type><methodname>imap_rfc822_parse_headers</methodname>
    <methodparam><type>string</type><parameter>headers</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>defaulthost</parameter></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>defaulthost</parameter><initializer>"UNKNOWN"</initializer></methodparam>
   </methodsynopsis>
   <para>
    Gets an object of various header elements, similar to 
diff --git a/reference/imap/functions/imap-savebody.xml b/reference/imap/functions/imap-savebody.xml
index c9c4957344..44a57c42f3 100644
--- a/reference/imap/functions/imap-savebody.xml
+++ b/reference/imap/functions/imap-savebody.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <refentry xml:id="function.imap-savebody" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_savebody</refname>
@@ -12,8 +12,8 @@
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>mixed</type><parameter>file</parameter></methodparam>
    <methodparam><type>int</type><parameter>msg_number</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>part_number</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>part_number</parameter><initializer>""</initializer></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Saves a part or the whole body of the specified message. 
diff --git a/reference/imap/functions/imap-search.xml b/reference/imap/functions/imap-search.xml
index eab1a73d4f..2c5e5e5258 100644
--- a/reference/imap/functions/imap-search.xml
+++ b/reference/imap/functions/imap-search.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <refentry xml:id="function.imap-search" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>imap_search</refname>
@@ -11,8 +11,8 @@
    <type>array</type><methodname>imap_search</methodname>
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>string</type><parameter>criteria</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>SE_FREE</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>charset</parameter><initializer>NIL</initializer></methodparam>
   </methodsynopsis>
   <para>
    This function performs a search on the mailbox currently opened
diff --git a/reference/imap/functions/imap-setflag-full.xml b/reference/imap/functions/imap-setflag-full.xml
index fe5a58ad4f..5c7d05541b 100644
--- a/reference/imap/functions/imap-setflag-full.xml
+++ b/reference/imap/functions/imap-setflag-full.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.16 $ -->
+<!-- $Revision: 1.17 $ -->
 <refentry xml:id="function.imap-setflag-full" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>imap_setflag_full</refname>
@@ -12,7 +12,7 @@
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>string</type><parameter>sequence</parameter></methodparam>
    <methodparam><type>string</type><parameter>flag</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>NIL</initializer></methodparam>
   </methodsynopsis>
   <para>
    Causes a store to add the specified <parameter>flag</parameter> to the
diff --git a/reference/imap/functions/imap-sort.xml b/reference/imap/functions/imap-sort.xml
index b77bc1b234..833f85962d 100644
--- a/reference/imap/functions/imap-sort.xml
+++ b/reference/imap/functions/imap-sort.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xml:id="function.imap-sort" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_sort</refname>
@@ -12,9 +12,9 @@
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>int</type><parameter>criteria</parameter></methodparam>
    <methodparam><type>int</type><parameter>reverse</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>search_criteria</parameter></methodparam>
-   <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>search_criteria</parameter><initializer>NULL</initializer></methodparam>
+   <methodparam choice="opt"><type>string</type><parameter>charset</parameter><initializer>NIL</initializer></methodparam>
   </methodsynopsis>
   <para>
    Gets and sorts message numbers by the given parameters.
diff --git a/reference/imap/functions/imap-thread.xml b/reference/imap/functions/imap-thread.xml
index 4c3bf3dde7..3c42a4a6ac 100644
--- a/reference/imap/functions/imap-thread.xml
+++ b/reference/imap/functions/imap-thread.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <refentry xml:id='function.imap-thread' xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_thread</refname>
@@ -10,7 +10,7 @@
   <methodsynopsis>
    <type>array</type><methodname>imap_thread</methodname>
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>SE_FREE</initializer></methodparam>
   </methodsynopsis>
   <para>
    Gets a tree of a threaded message.
diff --git a/reference/imap/functions/imap-timeout.xml b/reference/imap/functions/imap-timeout.xml
index 8d05aabffd..2ec34a4d58 100644
--- a/reference/imap/functions/imap-timeout.xml
+++ b/reference/imap/functions/imap-timeout.xml
@@ -1,5 +1,5 @@
 <?xml version='1.0' encoding='iso-8859-1'?>
-<!-- $Revision: 1.6 $ -->
+<!-- $Revision: 1.7 $ -->
 <refentry xml:id="function.imap-timeout" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_timeout</refname>
@@ -10,7 +10,7 @@
   <methodsynopsis>
    <type>mixed</type><methodname>imap_timeout</methodname>
    <methodparam><type>int</type><parameter>timeout_type</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>timeout</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>timeout</parameter><initializer>-1</initializer></methodparam>
   </methodsynopsis>
   <para>
    Sets or fetches the imap timeout.
diff --git a/reference/imap/functions/imap-undelete.xml b/reference/imap/functions/imap-undelete.xml
index 1383ade040..c071a4db48 100644
--- a/reference/imap/functions/imap-undelete.xml
+++ b/reference/imap/functions/imap-undelete.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 <refentry xml:id="function.imap-undelete" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>imap_undelete</refname>
@@ -11,7 +11,7 @@
    <type>bool</type><methodname>imap_undelete</methodname>
    <methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
    <methodparam><type>int</type><parameter>msg_number</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>flags</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>flags</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Removes the deletion flag for a specified message, which is set by
diff --git a/reference/json/functions/json-decode.xml b/reference/json/functions/json-decode.xml
index 8bcef3b195..d387f3aef4 100644
--- a/reference/json/functions/json-decode.xml
+++ b/reference/json/functions/json-decode.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
 <refentry xml:id="function.json-decode" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>json_decode</refname>
@@ -11,7 +11,8 @@
   <methodsynopsis>
    <type>mixed</type><methodname>json_decode</methodname>
    <methodparam><type>string</type><parameter>json</parameter></methodparam>
-   <methodparam choice="opt"><type>bool</type><parameter>assoc</parameter></methodparam>
+   <methodparam choice="opt"><type>bool</type><parameter>assoc</parameter><initializer>false</initializer></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>depth</parameter><initializer>512</initializer></methodparam>
   </methodsynopsis>
   <para>
    Takes a JSON encoded string and converts it into a PHP variable.
@@ -39,6 +40,14 @@
       </para>
      </listitem>
     </varlistentry>
+    <varlistentry>
+     <term><parameter>depth</parameter></term>
+     <listitem>
+      <para>
+       
+      </para>
+     </listitem>
+    </varlistentry>
    </variablelist>
   </para>
  </refsect1>
diff --git a/reference/json/functions/json-encode.xml b/reference/json/functions/json-encode.xml
index 36b963db70..34f406fa04 100644
--- a/reference/json/functions/json-encode.xml
+++ b/reference/json/functions/json-encode.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <refentry xml:id="function.json-encode" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>json_encode</refname>
@@ -11,7 +11,7 @@
   <methodsynopsis>
    <type>string</type><methodname>json_encode</methodname>
    <methodparam><type>mixed</type><parameter>value</parameter></methodparam>
-   <methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
+   <methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
   </methodsynopsis>
   <para>
    Returns a string containing the JSON representation of