THEY'RE ALL well-known businessmen. Who in Indonesia hasn't heard of Hashim Djojohadikusumo, Arifin Panigoro, Pieter Sondakh, Prajogo Pangestu and M.S. Hidayat? Hashim, son of the late Sumitro Djojohadikusumo, is one of the owners of the Tirtamas Group. Pieter Sondakh is connected with the Rajawali Group. Prajogo Pangestu is one of the country's timber barons, controlling thousands of hectares of forest through his company, Barito Pacific Timber. Hi