{
{   The purpose of this request is to set a display attribute for an object.
{ The specified attribute replaces any existing attribute.  This request does
{ not display the form.  Follow this request with a fdp$show_forms or
{ fdp$read_forms request to display the form.  You cannot set the attribute of
{ a pushed form.  The form must currently be added.
{
{       FDP$SET_OBJECT_ATTRIBUTE (FORM_IDENTIFIER, OBJECT_NAME, OCCURRENCE,
{         ATTRIBUTE, STATUS)
{
{ FORM_IDENTIFIER: (input)  This parameter specifies the form identifier for
{       the instance of the form to the attribute.
{
{ OBJECT_NAME: (input)  This parameter specifies the name of the variable,
{       line, or box to set an attribute.
{
{ OCCURRENCE: (input)  This parameter specifies the occurrence of the object
{       name.  For the first occurrence or only occurrence of an object_name,
{       use 1.
{
{ ATTRIBUTE: (input)  This parameter specifies the name of a display
{       attribute.  You may specify any attribute.
{
{ STATUS: (output) This parameter specifies the name of the variable to set to
{       indicate the status of the request.
{
{       condition identifiers: fde$bad_data_value
{                              fde$form_not_scheduled
{                              fde$form_pushed
{                              fde$invalid_form_identifier
{                              fde$invalid_occurrence
{                              fde$no_space_available
{                              fde$unknown_display_name
{                              fde$unknown_object_name
{                              fde$unknown_occurrenc
{
