anchor.diff:        ELSE
            tab-last-adr accept-adr tab-last-len move    \ copy matching substring
            tab-last-len dup to accept-len to accept-cur \ len and cursor position
  -         full-redraw-line		\ redraw new string
  -         true to ?tab-pressed	\ second tab will print possible matches
  +         full-redraw-line       \ redraw new string
  +         true to ?tab-pressed   \ second tab will print possible matches
         THEN
      THEN
   ;
  
positive.code:             dup a0 < IF 7f and handle-meta ELSE drop beep THEN
           ELSE
              insert-char
  	 THEN
        THEN
     REPEAT
     drop add-history
  
negative.code:    repeat
     2drop
  
     #sift-count 0 to #sift-count         \ how many words were found?
     r> to sift-compl-only                \ restore sifting completion mode
  ;
  
  \ 8< node sifting for tab completion on device tree nodes below this line 8<
  