anchor.diff:      # to make the testing code stop assuming it is run from the source directory.
       ./use-installed-scripts-in-test.patch
     ] ++ lib.optionals stdenv.isLinux [
  +    # Broken on Linux in Nix' build environment
       ./linux-disable-timezone-test.patch
     ];
  +
  +  SETUPTOOLS_SCM_PRETEND_VERSION = version;
   
     nativeBuildInputs = [
       makeWrapper
       gettext
       pythonPackages.wrapPython
  +    pythonPackages.setuptools-scm
     ];
     buildInputs = [
       librsync
  
positive.code: { lib, stdenv
  , fetchpatch
  , fetchurl
  , pythonPackages
  , librsync
  
negative.code: , par2cmdline
  , util-linux
  , rsync
  , makeWrapper
  , gettext
  }:
  