        and <code class="constant">GL_BACK</code> for double-buffered contexts.
                </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p>
            When colors are written to the frame buffer,
            they are written into the color buffers specified by <code class="function">glDrawBuffer</code>.
            The specifications are as follows:
        </p><div class="variablelist"><dl><dt><span class="term"><code class="const