NAME sem_open - initialize and open a named semaphore LIBRARY POSIX threads library ( libpthread , -lpthread ... mode constants */ #include sem_t *sem_open(const char * name , in…ALSO sem_getvalue (3), sem_open (3), sem_post (3), sem_unlink (3), sem_waitPOSIX.1-2001. SEE ALSO sem_getvalue (3), sem_open (3), sem_post (3), sem_wait