anchor.diff:      gpgme
       libsecret
       avahi
  -    libsoup
  +    libsoup_3
       p11-kit
       openldap
       libpwquality
  
positive.code:     python3
      openssh
      gnupg
      gcr
      # error: Package `...' not found in specified Vala API directories or GObject-Introspection GIR directories
      # TODO: the vala setuphook should look for vala filess in targetOffset instead of hostOffset
  
negative.code: 
  stdenv.mkDerivation rec {
    pname = "seahorse";
    version = "43.0";
  
    src = fetchurl {
      url = "mirror://gnome/sources/${pname}/${lib.versions.major version}/${pname}-${version}.tar.xz";
      hash = "sha256-Wx0b+6dPNlgifzyC4pbzMN0PzR70Y2tqIYIo/uXqgy0=";
    };
  
    nativeBuildInputs = [
  