patch applied (packages/filepath): Fix the build with the new Cabal

[Ian Lynagh]

Sat May 10 17:04:31 PDT 2008  Ian Lynagh <igloo at earth.li>
  * Fix the build with the new Cabal
  Haddocking now doesn't see the Internal #include, so probably isn't very
  useful.

    M ./System/FilePath/Posix.hs +7
    M ./System/FilePath/Windows.hs +6

View patch online:
http://darcs.haskell.org/packages/filepath/_darcs/patches/20080511000431-3fd76-4c90801bc489c25c9e61a5df4bb32a6be74ca47d.gz