Defines starting with `t' in osfmk/mach/ppc

• THREAD_MACHINE_STATE_MAX osfmk/mach/ppc/thread_status.h:210
• THREAD_STATE_MAX osfmk/mach/ppc/thread_state.h:32
• THREAD_STATE_NONE osfmk/mach/ppc/thread_status.h:39