diffexactone pool diff1 used for share value calculation is ffffffff... not 100000000... :P

cgminer.c

@@ -2576,7 +2576,7 @@ static inline struct pool *select_pool(bool lagging)
 	return pool;
 }
 
-static double DIFFEXACTONE = 26959946667150639794667015087019630673637144422540572481103610249216.0;
+static double DIFFEXACTONE = 26959946667150639794667015087019630673637144422540572481103610249215.0;
 
 /*
  * Calculate the work share difficulty