queue->free (ul_oocbs)

	free(queue.s.r)

	This method is used to free all dynamic memory allocated by the
	Queue, effectively deleting all entries on the Queue, and setting
	its length to zero.

	queue             a pointer to the queue (structure of type Queue)

	This function returns:

	nothing

	Use of this class requires the following header files:

	queue.h

	Related functions:

	create_Queue()    the constructor for instances of the Queue class

	C/C++ usage:

	#include "queue.h"
	Queue	*queue;

	(*queue->free)(queue);