src/Pure/General/sha1_polyml.ML

--- a/src/Pure/General/sha1_polyml.ML	Sat Jul 23 16:37:17 2011 +0200
+++ b/src/Pure/General/sha1_polyml.ML	Sat Jul 23 17:22:28 2011 +0200
@@ -18,7 +18,7 @@
   in (op ^) (pairself hex_digit (Integer.div_mod (Char.ord c) 16)) end
 
 val lib_path =
-  ("$ML_HOME/" ^ (if String.isSuffix "cygwin" ml_platform then "sha1.dll" else "libsha1.so"))
+  ("$ML_HOME/" ^ (if ML_System.platform_is_cygwin then "sha1.dll" else "libsha1.so"))
   |> Path.explode;
 
 fun digest_external str =