diff --git a/ChangeLog b/ChangeLog
index f7b9c4f9cf..10698799f8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Apr 12 09:18:53 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* lib/fileutils.rb (fu_have_st_ino): check if required method is
+	  defined, instead of platform name.
+
 Mon Apr 12 05:10:20 2010  Marc-Andre Lafortune  <ruby-core@marc-andre.ca>
 
 	* lib/matrix.rb: New method Matrix.build [ruby-core:28272]
diff --git a/lib/fileutils.rb b/lib/fileutils.rb
index 8c522ced55..bdf5a1048c 100644
--- a/lib/fileutils.rb
+++ b/lib/fileutils.rb
@@ -1437,7 +1437,7 @@ module FileUtils
   private_module_function :fu_same?
 
   def fu_have_st_ino?   #:nodoc:
-    not fu_windows?
+    File::Stat.method_defined?(:ino)
   end
   private_module_function :fu_have_st_ino?