delta_time_allocate

	status.i4.v = delta_time_allocate(private_data.g.r)

	This function will allocate a block of information that
	can be used in future calls to delta_time_private and
	delta_time_history_private.  This block can be freed
	for reuse with a call to delta_time_free.

	private_data	returned private data to be used by subsequent calls to
			delta_time_private and delta_time_history_private

	This function returns ACNET status values as follows:

	OK			success
	CLIB_MEMFAIL		memory allocation failure

	This function requires the following include files:

	clib_h

	Related functions:

	delta_time_free, delta_time_private, delta_time_history_private,
	delta_time, delta_time_history

	C/C++ usage:

	int	status;
	void	*private_data;

	status = delta_time_allocate(&private_data);