haskell@gentoo.org Gentoo Haskell You can disable the use of the `comonad` package using `-f-transformers`. You can disable the use of the `kan-extensions` package using `-f-kan-extensions`. You can disable the use of the `semigroupoids` package using `-f-semigroupoids`. You can disable the use of the `semigroups` package using `-f-semigroups`. You can disable the use of the `stm` package using `-f-stm`. You can disable the use of the `tagged` package using `-f-tagged`. You can disable the use of the `transformers` package using `-f-transformers`. You can disable the use of the `unordered-containers` package using `-f-unordered-containers`.