/sys$common/syshlp/HELPLIB.HLB  —  CRTL  Version-Dependency Tables, V8.4 and Higher
    The following additional functions are available on OpenVMS Alpha
    and Integrity servers Version 8.4 and higher:

    ftok              sem_init
    semctl            sem_open
    semget            sem_post
    semop             sem_timedwait
    sem_close         sem_trywait
    sem_destroy       sem_unlink
    sem_getvalue      sem_wait
Close Help