&APS-EPILOGUE
&aps-epilogue &Aps-Epilogue &apsepilogue &ApsEpilogue &APSEPILOGUE
Store three rule calls in the EPILOGUE queue, but invoke just $RULE-1.
% SET EPILOGUE $RULE-1
% SET EPILOGUE $RULE-2
% SET EPILOGUE $RULE-3
    %* Current value of &APS-EPILOGUE is $RULE-3.
         .
% SET EPILOGUE
    %* $RULE-3 (the current value of &APS-EPILOGUE) is
    %* eliminated from the EPILOGUE queue; 
    %* the new current value of &APS-EPILOGUE is $RULE-2.
         .
% SET EPILOGUE
    %* $RULE-2 (the current value of &APS-EPILOGUE) is
    %* eliminated from the EPILOGUE queue; 
    %* the new current value of &APS-EPILOGUE is $RULE-1.
    %* $RULE-1 (the current value of &APS-EPILOGUE) is
    %* invoked.