patch applied (packages/unix): generalise type of executeFile (#2948)

[Simon Marlow]

Wed Jan 14 04:47:26 PST 2009  Simon Marlow <marlowsd at gmail.com>
  * generalise type of executeFile (#2948)
  Ignore-this: d8bb1f790d53ea4525d474a88cceaa91

    M ./System/Posix/Process.hsc -1 +3

View patch online:
http://darcs.haskell.org/packages/unix/_darcs/patches/20090114124726-12142-68adfa5f8a23280474b768e1878bc1f93eff16d2.gz