code class="constant">GL_STENCIL_PASS_DEPTH_FAIL</code>, <code class="constant">GL_STENCIL_BACK_FAIL</code>,
            <code class="constant">GL_STENCIL_BACK_PASS_DEPTH_PASS</code>, <code class="constant">GL_STENCIL_BACK_PASS_DEPTH_FAIL</code>,
            or <code class="constant">GL_STENCIL_BITS</code>
        </p><p>
            <a class="citerefentry" href="glIsEnabled"><span class="citerefentry"><span class="refentrytitle">glIsEnabled</span></span></a> with argument <code class="constant">GL_STENCIL_