acnet_error_description_c

	status.i4.v = acnet_error_description_c(acnet_error.s.r,
						error_text.i1a.r,
						max_return.i4.v)

	This routine returns a block of detailed help text about an
	ACNET error code.

	acnet_error	ACNET error code (structure of type ACNET_ERR)
	error_text	returned null terminated error help text
	max_return	maximum number of characters to return including
			the null terminator

	This function returns ACNET status values as follows:

	OK			success
	CBS_NO_SUCH		no help available for this facility and/or
				error number
	CBS_INVARG		facility code was negative or error number
				was zero
	FSHARE_xxx		error occurred while reading error help text

	This function requires the following include files:

	cns_data_structs_h, clib_h, acnet_errors_h

	Related functions:

	errhlp(_c), acnet_error_text, acnet_error_code, fac_name_to_code,
	fac_code_to_name_c, is_acnet_error_c, acnet_error_category

	C/C++ usage:

	char	error_text[MAX_RETURN];
	int	status;
	int	max_return = MAX_RETURN;
	static const ACNET_ERR	ACNET_ERROR = {ERRFAC_DPM, 1};

	status = acnet_error_description_c(&ACNET_ERROR,error_text,
					   max_return);