IPC_NOWAIT
(timeout != SM_TIME_FOREVER ? 0 : IPC_NOWAIT);
(timeout != SM_TIME_FOREVER ? 0 : IPC_NOWAIT);
#define IPC_FLAGS (IPC_ALLOC|IPC_CREAT|IPC_EXCL|IPC_NOWAIT)
if (arg & IPC_NOWAIT)
IPC_NOWAIT) == -1) {
if (msgflg & IPC_NOWAIT) {
if (msgflg & IPC_NOWAIT) {
if (op->sem_flg & IPC_NOWAIT) {
if (op->sem_flg & IPC_NOWAIT) {