On 6/2/17 10:01 AM, Albert Y. C. Lai wrote: > https://downloads.haskell.org/~ghc/latest/docs/html/users_guide/ffi-chap.html#using-header-files > This also says that "include-files" is ignored. So I'm still sticking by my original assertion, that header files should just go in "extra-source-files". --Patrick