GL_PGI_misc_hints
http://oss.sgi.com/projects/ogl-sample/registry/PGI/misc_hints.txt
	GL_PREFER_DOUBLEBUFFER_HINT_PGI 107000
	GL_CONSERVE_MEMORY_HINT_PGI 107005
	GL_RECLAIM_MEMORY_HINT_PGI 107006
	GL_NATIVE_GRAPHICS_HANDLE_PGI 107010
	GL_NATIVE_GRAPHICS_BEGIN_HINT_PGI 107011
	GL_NATIVE_GRAPHICS_END_HINT_PGI 107012
	GL_ALWAYS_FAST_HINT_PGI 107020
	GL_ALWAYS_SOFT_HINT_PGI 107021
	GL_ALLOW_DRAW_OBJ_HINT_PGI 107022
	GL_ALLOW_DRAW_WIN_HINT_PGI 107023
	GL_ALLOW_DRAW_FRG_HINT_PGI 107024
	GL_ALLOW_DRAW_MEM_HINT_PGI 107025
	GL_STRICT_DEPTHFUNC_HINT_PGI 107030
	GL_STRICT_LIGHTING_HINT_PGI 107031
	GL_STRICT_SCISSOR_HINT_PGI 107032
	GL_FULL_STIPPLE_HINT_PGI 107033
	GL_CLIP_NEAR_HINT_PGI 107040
	GL_CLIP_FAR_HINT_PGI 107041
	GL_WIDE_LINE_HINT_PGI 107042
	GL_BACK_NORMALS_HINT_PGI 107043