{ "GL_ARB_color_buffer_float", o(ARB_color_buffer_float), GL, 2004 },
{ "GL_ARB_copy_buffer", o(ARB_copy_buffer), GL, 2008 },
{ "GL_ARB_conservative_depth", o(ARB_conservative_depth), GL, 2011 },
+ { "GL_ARB_debug_output", o(dummy_true), GL, 2009 },
{ "GL_ARB_depth_buffer_float", o(ARB_depth_buffer_float), GL, 2008 },
{ "GL_ARB_depth_clamp", o(ARB_depth_clamp), GL, 2003 },
{ "GL_ARB_depth_texture", o(ARB_depth_texture), GL, 2001 },