1 dcl 1 frame aligned based, 2 2 pointers(0:7) ptr, 3 2 back ptr, 4 2 next ptr, 5 2 return ptr, 6 2 entry ptr, 7 2 operator ptr, 8 2 argptr ptr, 9 2 skip1(2) fixed bin, 10 2 on_unit_info(2) bit(18) unaligned, 11 2 translator_id bit(18) unaligned, 12 2 operator_return bit(18) unaligned, 13 2 display ptr, 14 2 skip2(2) fixed bin, 15 2 linkage ptr;