4a People of a large island in south-east Asia(51.057 sq miles; pop about 140 million)(8) ?A??????
10a Small falcons(8)?E??????
6d Shakesperean term for grotesque pageant(5) ????C
7d The dark cavern between Earth and Hell in Greek mythology(6)
8d A supplementary reserve from which waste can be made good(mil) (6)