C Language and Libraries Help (clang.hlp) (Table of Contents; Topic list)
_floodfill, _floodfill_w
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─────Run-Time Library───────────────────────────────────────────────────────
 
  Include:   <graph.h>
 
  Syntax:    short _floodfill( short x, short y, short boundary );
             short _floodfill_w( double wx, double wy, short boundary );
 
  Returns:   a nonzero value if successful, or 0 if not.
 
  See also:  _setcolor, _setfillmask
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