{
{    The purpose of this request is to determine if the given volume is in
{ the given set.  If the volume is found in the set (either as a member or a
{ master) the volume info for the volume is returned.
{
{       STP$IS_VOLUME_IN_SET (VOLUME, SET_NAME, VOLUME_INFO, STATUS)
{
{ VOLUME: (input) This parameter specifies the name of the volume that is to
{         be looked for in the given set.
{
{ SET_NAME: (input) This parameter specifies the name of the set in which to
{         search for the given volume.
{
{ VOLUME_INFO: (output) This parameter returns the volume info for the volume
{         if the volume was found to be in the set.
{
{ STATUS: (output) This parameter returns the request status.
{
{        CONDITIONS: ste$set_not_active
{                    ste$vol_not_in_set
{                    ste$master_not_active
{
{        IDENTIFIER: stc$set_management_id
{
