[Fedora-haskell-list] What provides the Maybe module?

[Bruno Wolff III]

On Wed, Jan 19, 2011 at 15:35:02 -0600,
  Bruno Wolff III <bruno at wolff.to> wrote:
> I noticed that the hedgewars server subpackage is no longer building.
> When being linked it can't find the Maybe module. I haven't changed
> anything with hedgewars that would cause this. I suspect that whatever
> was providing this module was getting pulled in as a dependency in the
> past and now it isn't and I need to add a new build requires, but perhaps
> something else was going on.

Adding a BR for ghc-haskell2010-devel and replacing Maybe with Data.Maybe
worked. hedgewars now builds again in rawhide.