add_subdirectory (arb_color_buffer_float)
add_subdirectory (arb_debug_output)
add_subdirectory (arb_draw_instanced)
add_subdirectory (arb_es2_compatibility)
add_subdirectory (arb_framebuffer_object)
add_subdirectory (arb_framebuffer_srgb)
add_subdirectory (arb_instanced_arrays)
add_subdirectory (arb_map_buffer_range)
add_subdirectory (arb_multisample)
add_subdirectory (arb_robustness)
add_subdirectory (arb_sampler_objects)
add_subdirectory (arb_seamless_cube_map)
add_subdirectory (amd_seamless_cubemap_per_texture)
add_subdirectory (arb_shader_texture_lod/execution)
add_subdirectory (arb_shader_objects)
add_subdirectory (arb_sync)
add_subdirectory (arb_uniform_buffer_object)
add_subdirectory (ati_draw_buffers)
add_subdirectory (arb_texture_buffer_object)
add_subdirectory (arb_texture_compression)
add_subdirectory (arb_texture_cube_map_array)
add_subdirectory (arb_texture_float)
add_subdirectory (arb_texture_storage)
add_subdirectory (arb_timer_query)
add_subdirectory (arb_transform_feedback2)
add_subdirectory (ati_envmap_bumpmap)
add_subdirectory (ext_fog_coord)
add_subdirectory (ext_framebuffer_multisample)
add_subdirectory (ext_packed_depth_stencil)
add_subdirectory (ext_packed_float)
add_subdirectory (ext_texture_swizzle)
add_subdirectory (ext_timer_query)
add_subdirectory (ext_transform_feedback)
add_subdirectory (nv_conditional_render)
add_subdirectory (nv_texture_barrier)
add_subdirectory (oes_compressed_etc1_rgb8_texture)
add_subdirectory (oes_compressed_paletted_texture)
add_subdirectory (arb_draw_elements_base_vertex)
add_subdirectory (arb_fragment_program)
add_subdirectory (arb_vertex_buffer_object)
add_subdirectory (arb_vertex_program)
add_subdirectory (arb_copy_buffer)
add_subdirectory (glsl-1.10)
add_subdirectory (glsl-1.20)
add_subdirectory (glsl-1.30)
add_subdirectory (glsl-1.40)
add_subdirectory (gl-1.0)
add_subdirectory (gl-2.0)
add_subdirectory (gl-2.1)
add_subdirectory (gl-3.0)
add_subdirectory (gl-3.1)
add_subdirectory (glx_arb_create_context)
add_subdirectory (glx_ext_import_context)
add_subdirectory (arb_vertex_type_2_10_10_10_rev)
add_subdirectory (ext_texture_array)
add_subdirectory (ext_texture_integer)
add_subdirectory (arb_draw_buffers)
add_subdirectory (oes_draw_texture)
add_subdirectory (arb_blend_func_extended)
add_subdirectory (ext_unpack_subimage)