patch applied (packages/unix): Add config.guess config.sub install-sh as extra-source-files

[Ian Lynagh]

Sat Mar  7 08:19:11 PST 2009  Ian Lynagh <igloo at earth.li>
  * Add config.guess config.sub install-sh as extra-source-files

    A ./config.guess
    A ./config.sub
    A ./install-sh
    M ./unix.cabal +1

View patch online:
http://darcs.haskell.org/packages/unix/_darcs/patches/20090307161911-3fd76-b9b134d4cde59b436cc8ec8b935f8dcc2ad06318.gz