anchor.diff:      libnfs
       openssh
       gsettings-desktop-schemas
  -    # TODO: a ligther version of libsoup to have FTP/HTTP support?
  +    libsoup_3
     ] ++ lib.optionals gnomeSupport [
  -    gnome.libsoup
       gcr
       glib-networking # TLS support
       gnome-online-accounts
  
positive.code: { lib, stdenv
  , fetchurl
  , meson
  , ninja
  
negative.code:     "-Dgcr=false"
      "-Dgoa=false"
      "-Dkeyring=false"
      "-Dgoogle=false"
    ] ++ lib.optionals (avahi == null) [
      "-Ddnssd=false"
  