GL_EXT_light_texture
http://oss.sgi.com/projects/ogl-sample/registry/EXT/light_texture.txt
	GL_FRAGMENT_MATERIAL_EXT 0x8349
	GL_FRAGMENT_NORMAL_EXT 0x834A
	GL_FRAGMENT_COLOR_EXT 0x834C
	GL_ATTENUATION_EXT 0x834D
	GL_SHADOW_ATTENUATION_EXT 0x834E
	GL_TEXTURE_APPLICATION_MODE_EXT 0x834F
	GL_TEXTURE_LIGHT_EXT 0x8350
	GL_TEXTURE_MATERIAL_FACE_EXT 0x8351
	GL_TEXTURE_MATERIAL_PARAMETER_EXT 0x8352
	GL_FRAGMENT_DEPTH_EXT 0x8452
	void glApplyTextureEXT (GLenum mode)
	void glTextureLightEXT (GLenum pname)
	void glTextureMaterialEXT (GLenum face, GLenum mode)