title: Convert UTC string to TDatetime in Delphi
body: <pre><code>var
    tm : string;
    dt : tdatetime;
  
  tm := '2009-08-21T09:11:21Z';
  dt := ?
  </code></pre>
  
  <p>I know I can parse it manually but I wonder if there is any built-in function or Win32 API function to do this ?</p>