{
{   The purpose of this request is to delete the last added list of forms
{ scheduled for display queued by the fdp$xpush_forms object routine.  All the
{ forms scheduled for display can accept events executed by the terminal user.
{ The fdp$xpop_forms object routine does not update the screen.  A
{ fdp$xread_forms or fdp$xshow_forms request updates the terminal screen.
{
{       FDP$XPOP_FORMS (STATUS)
{
{ STATUS: (output) This parameter specifies the name of the variable to set to
{       indicate the results of the request.
{
{       condition identifiers: fde$bad_data_value
{                              fde$no_forms_to_pop
{
