MQ_UNLINK(3) Linux Programmer's Manual MQ_UNLINK(3)
mq_unlink - remove a message queue
mqd_t mq_unlink(const char *name);
Link with -lrt.
mq_unlink() removes the specified message queue name. The message
queue name is removed immediately. The queue itself is destroyed once
any other processes that have the queue open close their descriptors
referring to the queue.
On success mq_unlink() returns 0; on error, -1 is returned, with errno
set to indicate the error.
EACCES The caller does not have permission to unlink this message
name was too long.
ENOENT There is no message queue with the given name.
mq_close(3), mq_getattr(3), mq_notify(3), mq_open(3), mq_receive(3),
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Linux 2006-02-25 MQ_UNLINK(3)