haskell/cabal — pull request #1098 by 23Skidoo (2012-11-06 01:29:03+00:00)
Title: Re-enable setting jobs: $nprocs in the default ~/.cabal/config.

This feature was disabled because it doesn't work with Cabal-1.16, but the
cabal-install in master has a '>= 1.17.0 & < 1.18' dependency.