
breadqueue - block reading from a queue

Calling sequence:
breadqueue(value)

Parameter:

value   --  any datum

Summary:

breadqueue(value) reads a datum with the name value from the queue.
value can be any datum.  If, at this time there is no datum in the queue
the functions waits until a datum is written into it and then returns this.
breadqueue is a kernel function.

See also:  queue , readqueue , writequeue

