Interface for qBeta module object

Origin: demo

SimpleThreadEx: obj LIB.BasicSystem.BasicSystem
   %requires LIB.BasicSystem
   @for::repeat:
      in for: var integer
      repeat:< Object
      loop: obj
   mutex: obj Lock
   P1: obj
      ch: var integer
      R: obj
         foo:
      go:
         i: var integer
         loop: obj
            j: var integer
   P2: obj
      ch: var integer
      S: obj
         bar:
      go:
         i: var integer
         j: var integer
         loop: obj