Architecture
mach/arm/ndr_def.hNDR record for Intel x86s
mach/arm/rpc.hdefined (__arm__) || defined (__arm64__)
mach/arm/sdt_isa.hOnly define when testing. This makes the calls into actual calls to
mach/arm/thread_status.hFILE_ID: thread_status.h
mach/arm/vm_param.hFILE_ID: vm_param.h