实时多重作业操作系统内核(RTMK)。简单实时多重作业操作系统内核源程序。RTMK支持消息和事件，专供希望自己书写实时操作系统的程序员作为参考。-multiple real-time operating system kernel operations (RTMK). A simple real-time operating system kernel multiple source operations. RTMK support news and events for professiona