anchor.diff:  }:
   
   let
  -  version = "0.18.0";
  +  version = "0.18.1";
   
   in mkDerivation rec {
     name = "sddm-${version}";
  
positive.code:     owner = "sddm";
      repo = "sddm";
      rev = "v${version}";
      sha256 = "16xnm02iqgy4hydzd6my0widq981glbazbhxnihhclgsaczh8mfq";
    };
  
    patches = [
  
negative.code:     # not supported anyway.
      "-DUID_MIN=1000"
      "-DUID_MAX=29999"
  
      "-DQT_IMPORTS_DIR=${placeholder "out"}/${qtbase.qtQmlPrefix}"
      "-DCMAKE_INSTALL_SYSCONFDIR=${placeholder "out"}/etc"
      "-DSYSTEMD_SYSTEM_UNIT_DIR=${placeholder "out"}/lib/systemd/system"
    ];
  
    postInstall = ''
      # remove empty scripts
  