396         otSysMainloopContext mainloop;  in main()  local
400         FD_ZERO(&mainloop.mReadFdSet);  in main()
401         FD_ZERO(&mainloop.mWriteFdSet);  in main()
402         FD_ZERO(&mainloop.mErrorFdSet);  in main()
404         mainloop.mMaxFd           = -1;  in main()
405         mainloop.mTimeout.tv_sec  = 10;  in main()
406         mainloop.mTimeout.tv_usec = 0;  in main()
409         otAppCliUpdate(&mainloop);  in main()
412         otSysMainloopUpdate(instance, &mainloop);  in main()
414         if (otSysMainloopPoll(&mainloop) >= 0)  in main()
416             otSysMainloopProcess(instance, &mainloop);  in main()
418             otAppCliProcess(&mainloop);  in main()