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__interface PrelErr 1 where
-__export PrelException ioError catch;
+__export ! PrelException ioError catch;
1 ioError :: __forall [a] => PrelIOBase.IOError -> PrelIOBase.IO a ;
1 catch :: __forall [a] => PrelIOBase.IO a -> (PrelIOBase.IOError -> PrelIOBase.IO a) -> PrelIOBase.IO a ;