Reference for unit 'ipc': Procedures and functions

Procedure/function Description
ftok Create token from filename
msgctl Perform various operations on a message queue
msgget Return message queue ID, possibly creating the queue
msgrcv Retrieve a message from the queue
msgsnd Send a message to the message queue
semctl Perform various control operations on a semaphore set
semget Return the ID of a semaphore set, possibly creating the set
semop Perform semaphore operation.
semtimedop Perform semaphore operation using timeout.
shmat Attach a shared memory block.
shmctl Perform control operations on a shared memory block.
shmdt Detach shared memory block.
shmget Return the ID of a shared memory block, possibly creating it