thread_live_p     992 src/thread.c     return thread_live_p (tstate) ? Qt : Qnil;
thread_live_p    1022 src/thread.c     while (thread_live_p (tstate) && NILP (self->error_symbol))
thread_live_p    1049 src/thread.c     if (thread_live_p (tstate))
thread_live_p    1067 src/thread.c         if (thread_live_p (iter))