Graphics.GL.ARB.ViewportArray
glGetARBViewportArray
gl_ARB_viewport_array
glDepthRangeArrayv
glDepthRangeIndexed
glGetDoublei_v
glGetFloati_v
glScissorArrayv
glScissorIndexed
glScissorIndexedv
glViewportArrayv
glViewportIndexedf
glViewportIndexedfv