{
{   The purpose of this request is to convert a screen variable to a program
{ variable.
{
{       FDP$CONVERT_TO_PROGRAM_VARIABLE (PROGRAM_DATA_TYPE, P_PROGRAM_VARIABLE,
{         PROGRAM_VARIABLE_LENGTH, INPUT_FORMAT, P_SCREEN_VARIABLE,
{         SCREEN_VARIABLE_LENGTH, VARIABLE_STATUS, STATUS)
{
{ PROGRAM_DATA_TYPE: (input)  The program data type.
{
{ P_PROGRAM_VARIABLE: (output)  A pointer to store the program variable.
{
{ PROGRAM_VARIABLE_LENGTH: (input)  The length of the program variable data.
{
{ INPUT_FORMAT: (input)  The format of the character screen variable data.
{
{ P_SCREEN_VARIABLE: (input)  A pointer to the character screen variable
{       data.
{
{ SCREEN_VARIABLE_LENGTH: (input)  The length of the screen variable data.
{
{ VARIABLE_STATUS: (output)  This parameter specifies the status of the
{       variable.
{
{       fdc$no_error
{       fdc$invalid_bdp_data
{       fdc$invalid_integer
{       fdc$invalid_real
{       fdc$overflow
{       fdc$loss_of_significance
{
{ STATUS: (output) This parameter specifies the name of the variable to set
{       to indicate the status of the request.
{
{       condition identifiers: fde$bad_data_value
{                              fde$feature_not_implemented
{
