This old port setup its own uintXX types, but since we require C11 now, we can assume the standard uintXX_t types exist and use them. Also migrate off the sim-specific unsignedXX types.
This old port setup its own uintXX types, but since we require C11 now, we can assume the standard uintXX_t types exist and use them. Also migrate off the sim-specific unsignedXX types.