title: sp_helptext return (server internal)
body: <p>I am try to show sp_xml_preparedocument by using the below code </p>
  
  <pre><code>sp_helptext 'sp_xml_preparedocument'
  </code></pre>
  
  <p>or    </p>
  
  <pre><code> sp_helptext 'sys.sp_xml_preparedocument'
  </code></pre>
  
  <p>this returns :</p>
  
  <blockquote>
    <p>Text <br/> 
    (server internal)</p>
  </blockquote>
  
  <p>This code work fine with another custom SP </p>