The getsemcmwlabel(2) routine gets the semaphore set CMW label.
The semgetl(2) routine creates a semaphore set at the specified sensitivity label.
int getsemcmwlabel(int semid, bclabel_t *cmwlabel); int semgetl(key_t key, int nsems, int semflg, bslabel_t *senslabel);