{   The purpose of this request is to fetch the information associated with a
{ served family, given a served family table index.
{
{    DFP$FETCH_SERVED_FAMILY_INFO (SERVED_FAMILY_TABLE_INDEX, FAMILY,
{       SERVER_MAINFRAME_ID, P_QUEUE_INTERFACE_TABLE, QUEUE_INDEX,
{       INDEX_VALID)
{
{  SERVED_FAMILY_TABLE_INDEX: (input) This parameters specifes the index
{    the served family table .
{
{  FAMILY: (output) This parameter returns the family name associated with
{    the served family table index.
{
{  SERVER_MAINFRAME_ID: (output) This parameter returns the server mainframe
{    on which the family resides.
{
{  P_QUEUE_INTERFACE_TABLE
{  QUEUE_INDEX: (output) These parameters specify
{   the queue for the server mainframe.
{
{  INDEX_VALID (output) This parameter returns  whether the specified index is
{    valid.  If this is FALSE all other output parameters are undefined.
{

