[Haskell-cafe] Calling haddock in a portable way

[Misha Aizatulin]

hello,

   the new version of haddock (2.0.0) needs a new option -B that tells 
it  the GHC lib directory. How do I find out the correct value for this 
option in a makefile, so that the makefile stays portable?

Cheers,
   Misha