e_timer"><span class="bold"><strong>basic_waitable_timer</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Constructor.
                </p>
                <p>
                  Constructor to set a particular expiry time as an absolute time.
                </p>
                <p>
                  Constructor to set a particular expiry time relative to now.
                </p>
                <p>
                  Move-construct a basic_waitable_tim