Fix #79607: Wrong return type

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@349901 c90b9560-bf6c-de11-be94-00142212c4b1

Author: cmb69

reference/spl/splfileobject/fwrite.xml

@@ -49,7 +49,7 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   Returns the number of bytes written, or 0 on error.
+   Returns the number of bytes written, or &false; on error.
   </para>
  </refsect1>