Defines starting with `t' in kernserv

• THREAD_AWAKENED kernserv/sched_prim.h:48
• THREAD_INTERRUPTED kernserv/sched_prim.h:50
• THREAD_RESTART kernserv/sched_prim.h:52
• THREAD_SHOULD_TERMINATE kernserv/sched_prim.h:51
• THREAD_TIMED_OUT kernserv/sched_prim.h:49