broken :info

The :info command is broken in the current GHCi (built from CVS HEAD,
Feb 18, on RedHat Linux 8.0).
Well, responses seem to be correct in some sense... ;)

   ___         ___ _
  / _ \ /\  /\/ __(_)
 / /_\// /_/ / /  | |      GHC Interactive, version 5.05, for Haskell 98.
/ /_\\/ __  / /___| |      http://www.haskell.org/ghc/
\____/\/ /_/\____/|_|      Type :? for help.

Loading package base ... linking ... done.
Prelude> :t Just
Just :: forall a. a -> Maybe a
Prelude> :i Just

Type constructor or class not in scope: `Just'

Prelude> :i Monad

Data constructor not in scope: `Monad'