{
{   The purpose of this request is to delete a form from the list of forms
{ scheduled to display to the screen.  The next request that updates the
{ screen, fdp$read_forms or fdp$show_forms, will replot the screen for the
{ terminal user.  Any forms uncovered by a deleted form will be replotted.  A
{ deleted form remains open and can be added later.  A pushed form cannot be
{ deleted.
{
{       FDP$DELETE_FORM (FORM_IDENTIFIER, STATUS)
{
{ FORM_IDENTIFIER: (input)  This parameter specifies the form to delete from
{       the list of forms scheduled for display.
{
{ STATUS: (output) This parameter specifies the name of the variable to set
{       to indicate the status of the request.
{
{       condition identifiers: fde$bad_data_value
{                              fde$form_pushed
{                              fde$form_not_scheduled
{                              fde$invalid_form_identifier
{                              fde$no_space_available
{
