{
{  The purpose of this request is to read data from a binary type file.
{
{
{        CYP$GET_KEYED_BINARY (BINARY_FILE, POINTER_TO_TARGET, FILE_KEY,
{              NUMBER_OF_CELLS_READ, STATUS)
{
{
{  BINARY_FILE: (input) This parameter names the binary file to be read.
{
{  POINTER_TO_TARGET: (input) This parameter specifies the data structure into
{        which data is to be read.
{
{  FILE_KEY: (input) Parameter specifying the "file cell address" at which the
{        read is to begin.
{
{  NUMBER_OF_CELLS_READ: (output) This parameter returns the number of cells
{        actually read.
{
{  STATUS: (output) Parameter which specifies the request status.
{        CONDITIONS:
{              cye$file_not_open
{              cye$illegal_input_request
{              cye$illegal_operation
{              cye$key_past_eoi
{
