GL_MESAX_texture_stack
https://www.khronos.org/registry/OpenGL/extensions/MESAX/MESAX_texture_stack.txt
GL_MESAX_texture_stack

	GL_TEXTURE_1D_STACK_MESAX 0x8759
	GL_TEXTURE_2D_STACK_MESAX 0x875A
	GL_PROXY_TEXTURE_1D_STACK_MESAX 0x875B
	GL_PROXY_TEXTURE_2D_STACK_MESAX 0x875C
	GL_TEXTURE_1D_STACK_BINDING_MESAX 0x875D
	GL_TEXTURE_2D_STACK_BINDING_MESAX 0x875E
