fifo_push

	status.i4.v = fifo_push(fifo.gp.r, value.g.v)

	This routine will push a value into a FIFO.

	fifo		FIFO to push
	value		value to place on the FIFO

	This function returns ACNET status values as follows:

	OK			success
	CLIB_MEMFAIL		dynamic memory allocation failure

	This function requires the following include files:

	cbslib_h, acnet_errors_h

	Related functions:

	fifo_init, fifo_pop, fifo_peek, fifo_delete, fifo_free,
	fifo_is_empty

	C/C++ usage:

	int	status;
	void	*fifo;
	void	*value;

	status = fifo_push(&fifo,value);