handle_r50.i4.v = acnet_callback_handle_return([node.i4.r])

	This routine returns the network handle used by the ACNET
	request callback facility.  

	[node]		returned ACNET callback node
			(A returned value of 0 indicates that the
			 default node is being used.)

	This function returns status values as follows:

	Radix50 ACNET handle for the ACNET callback facility

	This function requires the following include files:


	Related functions:

	acnet_callback_handle, acnet_callback_init, acnet_callback_flush,
	intype, window_intype

	C/C++ usage:

	int	handle_r50;
	int	node;

	handle_r50 = acnet_callback_handle_return(&node);