{
{    This internal interface adds routing control information to an existing
{ system routing control entry or creates and initializes a new system routing
{ control entry for the specified statistic.
{
{       SFP$ADD_SYSTEM_ROUTING_CONTROL (STATISTIC_CODE, LOGS, STATUS)
{
{ STATISTIC_CODE: (input)  Specifies the statistic code of the statistic to be
{       activated to one or more logs.
{
{ LOGS: (input)  Specifies one or more logs that the statistic should be
{       recorded in.
{
{ STATUS: (output) Variable in which the completion status is returned.
{
{         CONDITIONS: sfe$statistics_not_available
{
{
