...phore set or retrieve the ID of an existing set. It generates the key for semget () using ftok (3). The first two command-line arguments are used as the pathname and proj_id arg…...PC_NEW would more clearly show its function. SEE ALSO msgctl (2), msgrcv (2), msgsnd (2), ftok (3), capabilities (7), mq_overview (7), sysvipc (7)...ion. EXAMPLES See shmop (2). SEE ALSO memfd_create (2), shmat (2), shmctl (2), shmdt (2), ftok (3), capabilities (7), shm_overview (7), sysvipc (7)