patch applied (ghc): Use lookupOrig to find built-in NDP-related names

[Roman Leshchinskiy]

Tue Aug 14 20:06:05 PDT 2007  Roman Leshchinskiy <rl at cse.unsw.edu.au>
  * Use lookupOrig to find built-in NDP-related names

    M ./compiler/prelude/PrelNames.lhs +1
    M ./compiler/vectorise/VectMonad.hs -30 +15
    M ./compiler/vectorise/Vectorise.hs -12 +6