e increment the pen position with the vector
          <tt>slot-&gt;advance</tt>, which correspond to the glyph's
          <em>advance width</em> (also known as its <em>escapement</em>).
          The advance vector is expressed in 1/64th of pixels, and is
          truncated to integer pixels on each iteration.</p>
        </li>

        <li>
          <p>The function <tt>my_draw_bitmap</tt> is not part of FreeType
          but must be provided by the application to draw the bitmap to the
          targe