anchor.diff:      :int
     (win window-ptr))
   
  -(define-exported-cfuns ("is_untouched")
  +(define-exported-cfuns ("touchline")
  +    :int
  +  (win window-ptr)
  +  (start :int)
  +  (count :int))
  +
  +(define-exported-cfuns ("wtouchln")
  +    :int
  +  (win window-ptr)
  +  (y :int)
  +  (n :int)
  +  (changed :int))
  +
  +(define-exported-cfuns ("is_wintouched")
       bool
     (win window-ptr))
  -
  -(define-exported-cfuns ("touchline")
  -    :int
  -  (win window-ptr)
  -  (start :int)
  -  (count :int))
  -
  -(define-exported-cfuns ("wtouchln")
  -    :int
  -  (win window-ptr)
  -  (y :int)
  -  (n :int)
  -  (changed :int))
   
   (define-exported-cfuns ("is_linetouched")
       bool
  
positive.code:   (y :int)
    (x :int))
  
  (define-exported-cfuns ("clearok" "idlok" "leavok" "scrollok")
      :int
    (win window-ptr)
    (bf bool))
  
negative.code:   (top :int)
    (bot :int))
  
  (define-exported-cfuns ("nl" "nonl")
      :int)
  
  
  