man pages section 1: User Commands
    
I
 
 initial label ( Index Term Link )
 
 interprocess communication
  remove a message queue, semaphore set, or shared memory ID -- ipcrm ( Index Term Link )
  report status -- ipcs ( Index Term Link )
 
 ipcrm -- remove a message queue, semaphore set, or shared memory ID ( Index Term Link )
 
 ipcs -- report inter-process communication facilities status ( Index Term Link )