anchor.diff:  
     configureFlags = [
       "--enable-termcap"
  +  ];
  +
  +  postInstall = ''
  +    mkdir -p "$lib"/lib
  +    mv "$dev"/lib*/*.so* "$lib"/lib
  +    ln -sv "$lib"/lib/* "$dev"/lib
  +  '';
  +
  +  postFixup = ''
  +    rm -rv "$dev"/share
  +  '';
  +
  +  outputs = [
  +    "dev"
  +    "lib"
  +    "man"
     ];
   
     passthru = {
  
positive.code: }:
  
  let
    version = "1.16.0";
  in
  stdenv.mkDerivation rec {
    name = "editline-${version}";
  
negative.code:   src = fetchurl {
      url = "https://github.com/troglobit/editline/releases/download/${version}/${name}.tar.xz";
      hashOutput = false;
      sha256 = "6518cc0d8241bcebc860432d1babc662a9ce0f5d6035649effe38b5bc9463f8c";
    };
  
    buildInputs = [
  