[Haskell-cafe] Proposal: Pragma EXPORT

[Evan Laforge]

> It also makes actual definitions cleaner/shorter rather than
> cluttering them with extra annotations (either PRAGMAs or
> public/private markers), though this is not that big of a deal.

It's true, though you could get it pretty short, e.g. default private
and leading ! for public.  Go uses capitalization, though that's
already taken for haskell.