diff -r f08df4d38442 -r 670f4e98276d mercurial/util.py
--- a/mercurial/util.py	Tue Nov 16 13:06:07 2010 -0600
+++ b/mercurial/util.py	Tue Nov 23 22:53:47 2010 +0100
@@ -722,10 +722,7 @@
 
     try:
         os_link(testfile, f)
-    except OSError, inst:
-        if inst.errno == errno.EINVAL:
-            # FS doesn't support creating hardlinks
-            return True
+    except OSError:
         return False
 
     try: