--- happy-1.18.9-orig/Setup.lhs	2012-02-06 20:49:56.000000000 +1100
+++ happy-1.18.9/Setup.lhs	2012-06-25 08:55:56.283147498 +1000
@@ -10,7 +10,7 @@
 import Distribution.Simple.Program
 
 import System.FilePath ((</>))
-import System.IO.Error ( try )
+import System.IO.Error ( tryIOError )
 import System.Directory (removeFile)
 
 main :: IO ()
@@ -50,7 +50,7 @@
              [ cpp_template "GLR_Base.hs"       dst opts | (dst,opts) <- glr_base_templates ] ++
              [ cpp_template "GLR_Lib.hs"        dst opts | (dst,opts) <- glr_templates ])
 
-myPostClean _ _ _ _ = mapM_ (try . removeFile) all_template_files
+myPostClean _ _ _ _ = mapM_ (tryIOError . removeFile) all_template_files
 
 myInstall pkg_descr lbi hooks flags =
   instHook defaultUserHooks pkg_descr' lbi hooks flags