
int msqid;             /* Message queue identifier */
key_t key=0x1024;      /* Name of message queue    */

/* Obtain a message queue identifier.  If the
 * message queue doesn't exist, create it.
*/
if ((msqid=msgget(key, 0660 | IPC_CREAT)) == -1)  {
	/* The perror(3C) function prints the 
	 * text of the error number contained 
	 * in the external integer errno.
	*/
     perror("msgget() failed: ");
     return(-1);
}

