#define FEATURE_ARB_shader_objects (FEATURE_ARB_vertex_shader || FEATURE_ARB_fragment_shader)
#define FEATURE_ARB_shading_language_100 FEATURE_ARB_shader_objects
#define FEATURE_ARB_shading_language_120 FEATURE_ARB_shader_objects
+#define FEATURE_ARB_geometry_shader4 FEATURE_ARB_shader_objects
#define FEATURE_ARB_framebuffer_object (FEATURE_GL && FEATURE_EXT_framebuffer_object)
#define FEATURE_ARB_map_buffer_range FEATURE_GL
#define FEATURE_EXT_framebuffer_object 1
#define FEATURE_EXT_pixel_buffer_object 1
#define FEATURE_EXT_texture_sRGB FEATURE_GL
+#define FEATURE_EXT_transform_feedback FEATURE_GL
#define FEATURE_APPLE_object_purgeable FEATURE_GL
#define FEATURE_ATI_fragment_shader FEATURE_GL