GL_ARB_framebuffer_no_attachments
http://www.opengl.org/registry/specs/ARB/framebuffer_no_attachments.txt
GL_ARB_framebuffer_no_attachments
	GL_FRAMEBUFFER_DEFAULT_WIDTH 0x9310
	GL_FRAMEBUFFER_DEFAULT_HEIGHT 0x9311
	GL_FRAMEBUFFER_DEFAULT_LAYERS 0x9312
	GL_FRAMEBUFFER_DEFAULT_SAMPLES 0x9313
	GL_FRAMEBUFFER_DEFAULT_FIXED_SAMPLE_LOCATIONS 0x9314
	GL_MAX_FRAMEBUFFER_WIDTH 0x9315
	GL_MAX_FRAMEBUFFER_HEIGHT 0x9316
	GL_MAX_FRAMEBUFFER_LAYERS 0x9317
	GL_MAX_FRAMEBUFFER_SAMPLES 0x9318
	void glFramebufferParameteri (GLenum target, GLenum pname, GLint param)
	void glGetFramebufferParameteriv (GLenum target, GLenum pname, GLint* params)
	void glGetNamedFramebufferParameterivEXT (GLuint framebuffer, GLenum pname, GLint* params)
	void glNamedFramebufferParameteriEXT (GLuint framebuffer, GLenum pname, GLint param)
