Add Language.C.System to cabal file
Add Language.C.System to cabal file

darcs-hash:20080721103447-c1f02-a9d3b688b8f55d9953579e962ba8e5675a592e77.gz

jthornber/language-c-ejt,jthornber/language-c-ejt,jthornber/language-c-ejt