s="keyword">typedef</span> vec&lt;3, bool, highp&gt;         <a class="code" href="a00732.html#ga99629f818737f342204071ef8296b2ed">bool3</a>;          </div><div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="a00732.html#ga13c3200b82708f73faac6d7f09ec91a3">   69</a></span>&#160;    <span class="keyword">typedef</span> vec&lt;4, bool, highp&gt;         <a class="code" href="a00732.html#ga13c3200b82708f73faac6d7f09ec91a3">bool4</a>;          </div><div class="line"><a name="l0007