--- patch-2.6.1/src/bestmatch.h.BAD	2010-03-10 17:55:53.000000000 +0000
+++ patch-2.6.1/src/bestmatch.h	2010-03-10 17:57:04.000000000 +0000
@@ -150,7 +150,7 @@
 
   done:
     if (py)
-      *py = ymax;
+      *py = (signed int)ymax;
     return c;
 }