glextensionty

type glextensionty = (

  gle_glx,

  gle_glx_mesa,

  gle_GL_version_1_2,

  gle_GL_ARB_imaging,

  gle_GL_version_1_3,

  gle_GL_ARB_multitexture,

  gle_GL_ARB_transpose_matrix,

  gle_GL_ARB_multisample,

  gle_GL_ARB_texture_env_add,

  gle_GL_ARB_texture_cube_map,

  gle_GL_ARB_depth_texture,

  gle_GL_ARB_point_parameters,

  gle_GL_ARB_shadow,

  gle_GL_ARB_shadow_ambient,

  gle_GL_ARB_texture_border_clamp,

  gle_GL_ARB_texture_compression,

  gle_GL_ARB_texture_env_combine,

  gle_GL_ARB_texture_env_crossbar,

  gle_GL_ARB_texture_env_dot3,

  gle_GL_ARB_texture_mirrored_repeat,

  gle_GL_ARB_vertex_blend,

  gle_GL_ARB_vertex_program,

  gle_GL_ARB_window_pos,

  gle_GL_EXT_422_pixels,

  gle_GL_EXT_abgr,

  gle_GL_EXT_bgra,

  gle_GL_EXT_blend_color,

  gle_GL_EXT_blend_func_separate,

  gle_GL_EXT_blend_logic_op,

  gle_GL_EXT_blend_minmax,

  gle_GL_EXT_blend_subtract,

  gle_GL_EXT_clip_volume_hint,

  gle_GL_EXT_color_subtable,

  gle_GL_EXT_compiled_vertex_array,

  gle_GL_EXT_convolution,

  gle_GL_EXT_fog_coord,

  gle_GL_EXT_histogram,

  gle_GL_EXT_multi_draw_arrays,

  gle_GL_EXT_packed_pixels,

  gle_GL_EXT_paletted_texture,

  gle_GL_EXT_point_parameters,

  gle_GL_EXT_polygon_offset,

  gle_GL_EXT_secondary_color,

  gle_GL_EXT_separate_specular_color,

  gle_GL_EXT_shadow_funcs,

  gle_GL_EXT_shared_texture_palette,

  gle_GL_EXT_stencil_two_side,

  gle_GL_EXT_stencil_wrap,

  gle_GL_EXT_subtexture,

  gle_GL_EXT_texture3D,

  gle_GL_EXT_texture_compression_s3tc,

  gle_GL_EXT_texture_env_add,

  gle_GL_EXT_texture_env_combine,

  gle_GL_EXT_texture_env_dot3,

  gle_GL_EXT_texture_filter_anisotropic,

  gle_GL_EXT_texture_lod_bias,

  gle_GL_EXT_texture_object,

  gle_GL_EXT_vertex_array,

  gle_GL_EXT_vertex_shader,

  gle_GL_EXT_vertex_weighting,

  gle_GL_HP_occlusion_test,

  gle_GL_NV_blend_square,

  gle_GL_NV_copy_depth_to_color,

  gle_GL_NV_depth_clamp,

  gle_GL_NV_evaluators,

  gle_GL_NV_fence,

  gle_GL_NV_fog_distance,

  gle_GL_NV_light_max_exponent,

  gle_GL_NV_multisample_filter_hint,

  gle_GL_NV_occlusion_query,

  gle_GL_NV_packed_depth_stencil,

  gle_GL_NV_point_sprite,

  gle_GL_NV_register_combiners,

  gle_GL_NV_register_combiners2,

  gle_GL_NV_texgen_emboss,

  gle_GL_NV_texgen_reflection,

  gle_GL_NV_texture_compression_vtc,

  gle_GL_NV_texture_env_combine4,

  gle_GL_NV_texture_rectangle,

  gle_GL_NV_texture_shader,

  gle_GL_NV_texture_shader2,

  gle_GL_NV_texture_shader3,

  gle_GL_NV_vertex_array_range,

  gle_GL_NV_vertex_array_range2,

  gle_GL_NV_vertex_program,

  gle_GL_NV_vertex_program1_1,

  gle_GL_ATI_element_array,

  gle_GL_ATI_envmap_bumpmap,

  gle_GL_ATI_fragment_shader,

  gle_GL_ATI_pn_triangles,

  gle_GL_ATI_texture_mirror_once,

  gle_GL_ATI_vertex_array_object,

  gle_GL_ATI_vertex_streams,

  gle_GL_3DFX_texture_compression_FXT1,

  gle_GL_IBM_cull_vertex,

  gle_GL_IBM_multimode_draw_arrays,

  gle_GL_IBM_raster_pos_clip,

  gle_GL_IBM_texture_mirrored_repeat,

  gle_GL_IBM_vertex_array_lists,

  gle_GL_MESA_resize_buffers,

  gle_GL_MESA_window_pos,

  gle_GL_OML_interlace,

  gle_GL_OML_resample,

  gle_GL_OML_subsample,

  gle_GL_SGIS_generate_mipmap,

  gle_GL_SGIS_multisample,

  gle_GL_SGIS_pixel_texture,

  gle_GL_SGIS_texture_border_clamp,

  gle_GL_SGIS_texture_color_mask,

  gle_GL_SGIS_texture_edge_clamp,

  gle_GL_SGIS_texture_lod,

  gle_GL_SGIS_depth_texture,

  gle_GL_SGIX_fog_offset,

  gle_GL_SGIX_interlace,

  gle_GL_SGIX_shadow_ambient,

  gle_GL_SGI_color_matrix,

  gle_GL_SGI_color_table,

  gle_GL_SGI_texture_color_table,

  gle_GL_SUN_vertex,

  gle_GL_ARB_fragment_program,

  gle_GL_ATI_text_fragment_shader,

  gle_GL_APPLE_client_storage,

  gle_GL_APPLE_element_array,

  gle_GL_APPLE_fence,

  gle_GL_APPLE_vertex_array_object,

  gle_GL_APPLE_vertex_array_range,

  gle_GL_ARB_matrix_palette,

  gle_GL_NV_element_array,

  gle_GL_NV_float_buffer,

  gle_GL_NV_fragment_program,

  gle_GL_NV_primitive_restart,

  gle_GL_NV_vertex_program2,

  gle_GL_NV_pixel_data_range,

  gle_GL_EXT_texture_rectangle,

  gle_GL_S3_s3tc,

  gle_GL_ATI_draw_buffers,

  gle_GL_ATI_texture_env_combine3,

  gle_GL_ATI_texture_float,

  gle_GL_NV_texture_expand_normal,

  gle_GL_NV_half_float,

  gle_GL_ATI_map_object_buffer,

  gle_GL_ATI_separate_stencil,

  gle_GL_ATI_vertex_attrib_array_object,

  gle_GL_ARB_vertex_buffer_object,

  gle_GL_ARB_occlusion_query,

  gle_GL_ARB_shader_objects,

  gle_GL_ARB_vertex_shader,

  gle_GL_ARB_fragment_shader,

  gle_GL_ARB_shading_language_100,

  gle_GL_ARB_texture_non_power_of_two,

  gle_GL_ARB_point_sprite,

  gle_GL_EXT_depth_bounds_test,

  gle_GL_EXT_texture_mirror_clamp,

  gle_GL_EXT_blend_equation_separate,

  gle_GL_MESA_pack_invert,

  gle_GL_MESA_ycbcr_texture,

  gle_GL_ARB_fragment_program_shadow,

  gle_GL_NV_fragment_program_option,

  gle_GL_EXT_pixel_buffer_object,

  gle_GL_NV_fragment_program2,

  gle_GL_NV_vertex_program2_option,

  gle_GL_NV_vertex_program3,

  gle_GL_ARB_draw_buffers,

  gle_GL_ARB_texture_rectangle,

  gle_GL_ARB_color_buffer_float,

  gle_GL_ARB_half_float_pixel,

  gle_GL_ARB_texture_float,

  gle_GL_EXT_texture_compression_dxt1,

  gle_GL_ARB_pixel_buffer_object,

  gle_GL_EXT_framebuffer_object,

  gle_GL_ARB_framebuffer_object,

  gle_GL_ARB_map_buffer_range,

  gle_GL_ARB_vertex_array_object,

  gle_GL_ARB_copy_buffer,

  gle_GL_ARB_uniform_buffer_object,

  gle_GL_ARB_draw_elements_base_vertex,

  gle_GL_ARB_provoking_vertex,

  gle_GL_ARB_sync,

  gle_GL_ARB_texture_multisample,

  gle_GL_ARB_blend_func_extended,

  gle_GL_ARB_sampler_objects,

  gle_GL_ARB_timer_query,

  gle_GL_ARB_vertex_type_2_10_10_10_rev,

  gle_GL_ARB_gpu_shader_fp64,

  gle_GL_ARB_shader_subroutine,

  gle_GL_ARB_tessellation_shader,

  gle_GL_ARB_transform_feedback2,

  gle_GL_ARB_transform_feedback3,

  gle_GL_version_1_4,

  gle_GL_version_1_5,

  gle_GL_version_2_0,

  gle_GL_version_2_1,

  gle_GL_version_3_0,

  gle_GL_version_3_1,

  gle_GL_version_3_2,

  gle_GL_version_3_3,

  gle_GL_version_4_0

);