data/haskell-bool-extras-0.4.0/bool-extras.cabal:9: build-in ==> built-in
data/haskell-bool-extras-0.4.0/src/Data/Bool/Extras.hs:5: build-in ==> built-in
data/haskell-bool-extras-0.4.0/debian/control:22: build-in ==> built-in