Interface for qBeta module object

Origin: Compiler

Control: obj
   %requires FileSys,Compiler_IF,AST,parser
   %visible AST
   readFileName:
      Dxx: obj Indexed(,#char)
      get:
         %basic
         out c: var char
      ch: var char
      S: obj Indexed(,#char)
      top: var integer
      readxxx:
   Sxx: ref String
   sourceF: ref FileSys.File
   sourceFN: ref String
   go:
      N: ref Node
      S: ref Compiler_IF.text