{
{   The purpose of this request is to transfer a real program variable to form
{ storage.  Form storage holds the values screen formatting uses to update the
{ screen or to return to a program.  You cannot replace a variable form a
{ pushed form.
{
{       FDP$XREPLACE_REAL_VARIABLE (FORM_IDENTIFIER, VARIABLE_NAME,
{         VARIABLE_OCCURRENCE, VARIABLE, VARIABLE_STATUS, STATUS)
{
{ FORM_IDENTIFIER: (input)  This parameter specifies the form identifier for
{       the instance of the form.
{
{ VARIABLE_NAME: (input)  This parameter specifies the name of the variable to
{       replace.
{
{ VARIABLE_OCCURRENCE: (input)  This parameter specifies the occurrence of the
{       variable name.
{
{ VARIABLE: (input)  This parameter specifies the real variable.
{
{ VARIABLE_STATUS: (output)  This parameter specifies a value which gives the
{       status of the variable.
{
{       value:  fdc$no_error
{               fdc$loss_of_significance
{               fdc$output_format_bad
{
{ 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$invalid_form_identfier
{                              fde$invalid_variable_name
{                              fde$no_space_available
{                              fde$system_error
{                              fde$unknown_occurrence
{
{
