Parens to avoid CPP macros in foreign imports

[Carl Witty]

On Wed, 2004-04-07 at 05:58, Simon Marlow wrote:
> We use macros pretty extensively in GHC's IO libraries.  Whether it
> actually helps or not I'm not sure, but I don't want to have to measure
> the difference that disabling them would make.

I'm curious -- where do you use macros?  I just took a quick glance, and
didn't see any (but I was probably looking in the wrong place).

Carl Witty