diff --git a/reference/mssql/configure.xml b/reference/mssql/configure.xml
index 1fdef3fbdc..b0fdf2e659 100644
--- a/reference/mssql/configure.xml
+++ b/reference/mssql/configure.xml
@@ -1,11 +1,16 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.1 $ -->
+<!-- $Revision: 1.2 $ -->
 <section id="mssql.installation">
  &reftitle.install;
  <para>
   The MSSQL extension is enabled by adding extension=php_mssql.dll to
   &php.ini;.
  </para>
+ <para>
+  To get these functions to work, you have to compile PHP with
+  <option role="configure">--with-mssql=[DIR]</option>, where DIR is the
+  FreeTDS install prefix.
+ </para>
 </section>
 
 <!-- Keep this comment at the end of the file
diff --git a/reference/mssql/reference.xml b/reference/mssql/reference.xml
index be68b5d4c2..72f65003cd 100644
--- a/reference/mssql/reference.xml
+++ b/reference/mssql/reference.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
  <reference id="ref.mssql">
   <title>Microsoft SQL Server functions</title>
   <titleabbrev>MS SQL Server</titleabbrev>
@@ -10,17 +10,13 @@
     <para>
      These functions allow you to access MS SQL Server database.
     </para>
-    <note>
-     <para>
-      The MSSQL extension is available on Win32 systems only. You can
-      use the <link linkend="ref.sybase">Sybase extension</link> to connect to
-      MSSQL databases from other platforms.
-     </para>
-    </note>
    </section>
 
    <section id="mssql.requirements">
     &reftitle.required;
+    <para>
+     Requirements for WIn32 platforms.
+    </para>
     <para>
      The extension requires the MS SQL Client Tools to be installed
      on the system where PHP is installed. The Client Tools can
@@ -31,6 +27,15 @@
      Copying <filename>ntwdblib.dll</filename> will only provide access.
      Configuration of the client will require installation of all the tools.
     </para>
+    <para>
+     Requirements for Unix/Linux platforms.
+    </para>
+    <para>
+     To use the MSSQL extension on Unix/Linux, you first need to build and 
+     install the FreeTDS library. Source code and installation instructions 
+     are available at the FreeTDS home page: 
+     <ulink url="&url.freetds;">&url.freetds;</ulink>
+    </para>
    </section>
 
    &reference.mssql.configure;