darcs patch: fixed 'cabal sdist'

[Simon Marlow]

On 14/12/2009 23:04, Sergei Trofimovich wrote:
> Tue Dec 15 00:56:45 EET 2009  Sergei Trofimovich<slyfox at community.haskell.org>
>    * fixed 'cabal sdist'
>
>    It actually fixes './configure' regeneration for such
>    distros, like gentoo, wich had to patch configure.ac and
>    regenerate script toolchain.

I'll validate and apply; thanks.

Simon