the definition of MSG_NOERROR and IPC_NOWAIT should not be aligned
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MSGOP(2)
NAME
msgrcv, msgsnd - System V message queue operations
...
EXAMPLE
The program below demonstrates the use of msgsnd() and msgrcv().
...
if (msgrcv(qid, (void *) &msg, sizeof(msg.mtext), msgtype,
MSG_NOERROR | IPC_NOWAIT) == -1) {
...
Signed-off-by: chao.an <anchao@xiaomi.com>
