{cabal}:

cabal.mkDerivation (self : {
  pname = "mmap";
  version = "0.4.1";
  sha256 = "792b8ecfb0cce1f8588f0d2a63c6893ff98a2479c06745583da8166d5a46ead9";
  meta = {
    description = "Memory mapped files for POSIX and Windows";
  };
})