code: def getOverlaySortOrder(self, ulOverlayHandle):
          
  
          fn = self.function_table.getOverlaySortOrder
          punSortOrder = c_uint32()
          result = fn(ulOverlayHandle, byref(punSortOrder))
          return result, punSortOrder.value
docs: Gets the sort order of the overlay. See SetOverlaySortOrder for how this works.