>_GLFW_USE_MENUBAR</code> to create and populate the menu bar when the first window is created (recommended)</li>
<li><code>_GLFW_USE_RETINA</code> to have windows use the full resolution of Retina displays (recommended)</li>
</ul>
<dl class="section note"><dt>Note</dt><dd>None of the <a class="el" href="build.html#build_macros">GLFW header option macros</a> may be defined during the compilation of GLFW. If you define any of these in your build files, make sure they are not applied to the GLFW sources. </dd