GL_SGIX_fragment_specular_lighting
http://www.opengl.org/registry/specs/SGIX/fragment_specular_lighting.txt
	void glFragmentColorMaterialSGIX (GLenum face, GLenum mode)
	void glFragmentLightModelfSGIX (GLenum pname, GLfloat param)
	void glFragmentLightModelfvSGIX (GLenum pname, GLfloat* params)
	void glFragmentLightModeliSGIX (GLenum pname, GLint param)
	void glFragmentLightModelivSGIX (GLenum pname, GLint* params)
	void glFragmentLightfSGIX (GLenum light, GLenum pname, GLfloat param)
	void glFragmentLightfvSGIX (GLenum light, GLenum pname, GLfloat* params)
	void glFragmentLightiSGIX (GLenum light, GLenum pname, GLint param)
	void glFragmentLightivSGIX (GLenum light, GLenum pname, GLint* params)
	void glFragmentMaterialfSGIX (GLenum face, GLenum pname, const GLfloat param)
	void glFragmentMaterialfvSGIX (GLenum face, GLenum pname, const GLfloat* params)
	void glFragmentMaterialiSGIX (GLenum face, GLenum pname, const GLint param)
	void glFragmentMaterialivSGIX (GLenum face, GLenum pname, const GLint* params)
	void glGetFragmentLightfvSGIX (GLenum light, GLenum value, GLfloat* data)
	void glGetFragmentLightivSGIX (GLenum light, GLenum value, GLint* data)
	void glGetFragmentMaterialfvSGIX (GLenum face, GLenum pname, const GLfloat* data)
	void glGetFragmentMaterialivSGIX (GLenum face, GLenum pname, const GLint* data)
