From: Thomas Roell <roell 'at' xig.com>
Date: Mon, 13 Sep 1999 08:43:28 -0600 (MDT)

Xi Graphics extension support:

GL_ARB_multitexture
GL_EXT_abgr
GL_EXT_bgra
GL_EXT_blend_color
GL_EXT_blend_subtract
GL_EXT_compiled_vertex_array
GL_EXT_copy_texture
GL_EXT_draw_range_elements
GL_EXT_separate_specular_color
GL_EXT_stencil_wrap
GL_EXT_subtexture
GL_EXT_texture
GL_EXT_texture_clamp_to_edge
GL_EXT_texture_env_add
GL_EXT_texture_env_combine
GL_EXT_texture_object

GLX_EXT_import_context
GLX_EXT_visual_info
GLX_EXT_visual_rating
GLX_SGI_swap_control

GLU_EXT_nurbs_tessellator
GLU_EXT_object_space_tess