DP_POLL
{ (uint_t)DP_POLL, "DP_POLL", NULL },
return (ioctl(epfd, DP_POLL, &arg));
ret = ioctl(pollfd, DP_POLL, &arg);
if (cmd == DP_POLL || cmd == DP_PPOLL) {
case DP_POLL:
if (cmd == DP_POLL) {