diff --git a/functions/filesystem.xml b/functions/filesystem.xml
index b10f6af8ec..bbeb149e11 100644
--- a/functions/filesystem.xml
+++ b/functions/filesystem.xml
@@ -382,6 +382,33 @@ $df = diskfreespace("/"); // $df contains the number of bytes
    </refsect1>
   </refentry>
 
+  <refentry id="function.fflush">
+   <refnamediv>
+    <refname>fflush</refname>
+    <refpurpose>Flushes the output to a file</refpurpose>
+   </refnamediv>
+   <refsect1>
+    <title>Description</title>
+    <funcsynopsis>
+     <funcprototype>
+      <funcdef>int <function>fflush</function></funcdef>
+      <paramdef>int <parameter>fp</parameter></paramdef>
+     </funcprototype>
+    </funcsynopsis>
+    <para>
+     This function forces a write of all buffered output to the 
+     to the resource pointed to by the file handle 
+     <parameter>fp</parameter>. Returns true if succesful, false
+     otherwise.
+    </para>
+    <para>
+     The file pointer must be valid, and must point to a file
+     successfully opened by <function>fopen</function>,
+     <function>popen</function>, or <function>fsockopen</function>.
+    </para>
+   </refsect1>
+  </refentry>
+
   <refentry id="function.fgetc">
    <refnamediv>
     <refname>fgetc</refname>
@@ -959,30 +986,30 @@ $fcontents = join ('', file ('http://www.php.net'));
      <itemizedlist>
       <listitem>
        <simpara>
-	To acquire a shared lock (reader), set
-	<parameter>operation</parameter> to LOCK_SH (set to 1 prior to
-	PHP 4.0.1).
+    To acquire a shared lock (reader), set
+    <parameter>operation</parameter> to LOCK_SH (set to 1 prior to
+    PHP 4.0.1).
        </simpara>
       </listitem>
       <listitem>
        <simpara>
-	To acquire an exclusive lock (writer), set
-	<parameter>operation</parameter> to LOCK_EX (set to 2 prior to
-	PHP 4.0.1).
+    To acquire an exclusive lock (writer), set
+    <parameter>operation</parameter> to LOCK_EX (set to 2 prior to
+    PHP 4.0.1).
        </simpara>
       </listitem>
       <listitem>
        <simpara>
-	To release a lock (shared or exclusive), set
-	<parameter>operation</parameter> to LOCK_UN (set to 3 prior to
-	PHP 4.0.1).
+    To release a lock (shared or exclusive), set
+    <parameter>operation</parameter> to LOCK_UN (set to 3 prior to
+    PHP 4.0.1).
        </simpara>
       </listitem>
       <listitem>
        <simpara>
-	If you don't want <function>flock</function> to block while
-	locking, add LOCK_NB (4 prior to PHP 4.0.1) to
-	<parameter>operation</parameter>.
+    If you don't want <function>flock</function> to block while
+    locking, add LOCK_NB (4 prior to PHP 4.0.1) to
+    <parameter>operation</parameter>.
        </simpara>
       </listitem>
      </itemizedlist>
@@ -1068,42 +1095,42 @@ $fcontents = join ('', file ('http://www.php.net'));
      <itemizedlist>
       <listitem>
        <simpara>
-	'r' - Open for reading only; place the file pointer at the
-	beginning of the file.
+    'r' - Open for reading only; place the file pointer at the
+    beginning of the file.
        </simpara>
       </listitem>
       <listitem>
        <simpara>
-	'r+' - Open for reading and writing; place the file pointer at
-	the beginning of the file.
+    'r+' - Open for reading and writing; place the file pointer at
+    the beginning of the file.
        </simpara>
       </listitem>
       <listitem>
        <simpara>
-	'w' - Open for writing only; place the file pointer at the
-	beginning of the file and truncate the file to zero length.
-	If the file does not exist, attempt to create it.
+    'w' - Open for writing only; place the file pointer at the
+    beginning of the file and truncate the file to zero length.
+    If the file does not exist, attempt to create it.
        </simpara>
       </listitem>
       <listitem>
        <simpara>
-	'w+' - Open for reading and writing; place the file pointer at
-	the beginning of the file and truncate the file to zero
-	length.  If the file does not exist, attempt to create it.
+    'w+' - Open for reading and writing; place the file pointer at
+    the beginning of the file and truncate the file to zero
+    length.  If the file does not exist, attempt to create it.
        </simpara>
       </listitem>
       <listitem>
        <simpara>
-	'a' - Open for writing only; place the file pointer at the end
-	of the file. If the file does not exist, attempt to create
-	it.
+    'a' - Open for writing only; place the file pointer at the end
+    of the file. If the file does not exist, attempt to create
+    it.
        </simpara>
       </listitem>
       <listitem>
        <simpara>
-	'a+' - Open for reading and writing; place the file pointer at
-	the end of the file. If the file does not exist, attempt to
-	create it.
+    'a+' - Open for reading and writing; place the file pointer at
+    the end of the file. If the file does not exist, attempt to
+    create it.
        </simpara>
       </listitem>
      </itemizedlist>
@@ -2392,9 +2419,9 @@ $tmpfname = tempnam ("/tmp", "FOO");
       </programlisting>
      </example>
     </para>
-	<para>
-	 See also <function>tmpfile</function>.
-	</para>
+    <para>
+     See also <function>tmpfile</function>.
+    </para>
    </refsect1>
   </refentry>
 
@@ -2442,9 +2469,9 @@ $tmpfname = tempnam ("/tmp", "FOO");
       <funcdef>int <function>touch</function></funcdef>
       <paramdef>string <parameter>filename</parameter></paramdef>
       <paramdef>int 
-      	<parameter>
-      	 <optional>time</optional>
-      	</parameter>
+        <parameter>
+         <optional>time</optional>
+        </parameter>
       </paramdef>
      </funcprototype>
     </funcsynopsis>