doc: Update PAM documentation from DockBook 4 to DocBook 5

Changed files
--------------

Make.xml.rules.in:
- Using RNG file instead of DTD file for checking XML files.
- Taking the correct stylesheet for README files.

doc/sag/Makefile.am, doc/adg/Makefile.am, doc/mwg/Makefile.am:
- Using RNG file instead of DTD file for checking XML files.

configure.ac:
- Adding a new option for selecting RNG check file (-enable-docbook-rng)
- Switching stylesheets to docbook 5
- Checking DocBook 5 environment instead of DocBook 4 environment

*.xml:
Update from DockBook 4 to DocBook 5

1 files changed, 9 insertions, 11 deletions

diff --git a/doc/man/pam_acct_mgmt.3.xml b/doc/man/pam_acct_mgmt.3.xml
index 59760d7f..de6a94ab 100644
--- a/doc/man/pam_acct_mgmt.3.xml
+++ b/doc/man/pam_acct_mgmt.3.xml
@@ -1,14 +1,12 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
-                   "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
-<refentry id='pam_acct_mgmt'>
+<refentry xmlns="http://docbook.org/ns/docbook" version="5.0" xml:id="pam_acct_mgmt">
   <refmeta>
     <refentrytitle>pam_acct_mgmt</refentrytitle>
     <manvolnum>3</manvolnum>
-    <refmiscinfo class='setdesc'>Linux-PAM Manual</refmiscinfo>
+    <refmiscinfo class="source">Linux-PAM</refmiscinfo>
+    <refmiscinfo class="manual">Linux-PAM Manual</refmiscinfo>
   </refmeta>
 
-  <refnamediv id="pam_acct_mgmt-name">
+  <refnamediv xml:id="pam_acct_mgmt-name">
     <refname>pam_acct_mgmt</refname>
     <refpurpose>PAM account validation management</refpurpose>
   </refnamediv>
@@ -16,7 +14,7 @@
 <!-- body begins here -->
 
   <refsynopsisdiv>
-    <funcsynopsis id='pam_acct_mgmt-synopsis'>
+    <funcsynopsis xml:id="pam_acct_mgmt-synopsis">
       <funcsynopsisinfo>#include &lt;security/pam_appl.h&gt;</funcsynopsisinfo>
       <funcprototype>
         <funcdef>int <function>pam_acct_mgmt</function></funcdef>
@@ -27,7 +25,7 @@
   </refsynopsisdiv>
 
 
-  <refsect1 id='pam_acct_mgmt-description'>
+  <refsect1 xml:id="pam_acct_mgmt-description">
     <title>DESCRIPTION</title>
     <para>
       The <function>pam_acct_mgmt</function> function is used to determine
@@ -62,7 +60,7 @@
     </variablelist>
   </refsect1>
 
-  <refsect1 id="pam_acct_mgmt-return_values">
+  <refsect1 xml:id="pam_acct_mgmt-return_values">
     <title>RETURN VALUES</title>
     <variablelist>
       <varlistentry>
@@ -122,7 +120,7 @@
     </variablelist>
   </refsect1>
 
-  <refsect1 id='pam_acct_mgmt-see_also'>
+  <refsect1 xml:id="pam_acct_mgmt-see_also">
     <title>SEE ALSO</title>
     <para>
       <citerefentry>
@@ -142,4 +140,4 @@
       </citerefentry>
     </para>
   </refsect1>
-</refentry>
+</refentry>
\ No newline at end of file