''LIST
''TITLE, LOGT03
''HEAD, LOGT03  -  TEST OF USE DIRECTIVE
''USE,USEFILE1;1
;;LOGT03:: 'LBR'
      0 -> A,
      1 -> B,
      0FF -> E,
      0AAAA -> F,
''USE,USEFILE2;0
      0 -> C,
      0 -> F,
''USE,USEFILE2;1
      'RBR'
      ....
''END