patch applied (packages/Cabal): UNDO: Merge " unrecognized long opt" fix from 6.4.2

[Simon Marlow]

Wed Jul  5 07:28:42 PDT 2006  Simon Marlow <simonmar at microsoft.com>
  * UNDO: Merge "unrecognized long opt" fix from 6.4.2
  This patch undid the previous patch, "merge from base".  I asked Sven
  to revert it, but didn't get an answer.
    
  See GHC bug #473.

    M ./Distribution/GetOpt.hs -1 +1