rb_thread_wakeup_timer_thread 1315 thread_pthread.c rb_thread_wakeup_timer_thread(void)
rb_thread_wakeup_timer_thread 1483 thread_pthread.c void rb_thread_wakeup_timer_thread(void) {}
rb_thread_wakeup_timer_thread  707 thread_win32.c rb_thread_wakeup_timer_thread(void)