{
{   This request returns the next line from an SCL procedure module.
{
{       CLP$GET_NEXT_SCL_PROC_LINE (SCL_PROCEDURE, LINE, STATUS)
{
{ SCL_PROCEDURE: (input, output) This parameter specifies a SEQuence pointer
{       to an SCL procedure module.  The access the first line of a procedure
{       this pointer must be in a RESET state.  This request updates the
{       sequence pointer so that the next time the request is issued, the next
{       line of the procedure will be referenced.
{
{ LINE: (output) This parameter specifies a pointer to the line returned by
{       this request.  If NIL is returned there are no more lines in the
{       procedure.
{
{ STATUS: (output) This parameter specifies the request status.
{
