patch applied (ghc): FIX BUILD with GHC 6.4.x

[Simon Marlow]

Fri Feb  1 04:27:53 PST 2008  Simon Marlow <simonmar at microsoft.com>
  * FIX BUILD with GHC 6.4.x

    M ./compiler/specialise/Specialise.lhs -2 +2
    M ./compiler/stranal/WwLib.lhs -1 +1
    M ./compiler/utils/MonadUtils.hs +8