title: std::tr1 has not been declared
body: <p>I'm trying nth time to compile qt from source, this time with option configure -release -platform-win32
  but I'm getting errors:<br />
  <img src="https://i.stack.imgur.com/Gfl64.png" alt="enter image description here" /></p>
  <p>Anyone knows how to fix it?<br />
  Thanks.</p>