num">17</td><td>&nbsp;</td><td><a href="http://www.opengl.org/registry/specs/ARB/wgl_robustness_isolation.txt">ARB_robustness_application_isolation</a></td></tr>
<tr><td class="num">18</td><td>&nbsp;</td><td><a href="http://www.opengl.org/registry/specs/ARB/wgl_robustness_isolation.txt">ARB_robustness_share_group_isolation</a></td></tr>
<tr><td><br></td><td></td><td></td></tr>
<tr><td class="num">19</td><td>&nbsp;</td><td><a href="http://www.opengl.org/registry/specs/ATI/pixel_format_float.txt">ATI_pixel