anchor.diff:  
   let
   
  -  version = "1.8.1";
  +  version = "1.8.1.3";
   
     svn = subversionClient.override { perlBindings = true; };
   
  
positive.code: 
    src = fetchurl {
      url = "http://git-core.googlecode.com/files/git-${version}.tar.gz";
      sha1 = "wfj2pbqf9l56014dm330wb13qgcwx3dc";
    };
  
    patches = [ ./docbook2texi.patch ];
  
negative.code:     ++ stdenv.lib.optionals guiSupport [tcl tk];
  
    makeFlags = "prefix=\${out} PERL_PATH=${perl}/bin/perl SHELL_PATH=${stdenv.shell} "
        + (if pythonSupport then "PYTHON_PATH=${python}/bin/python" else "NO_PYTHON=1")
        + (if stdenv.isSunOS then " INSTALL=install NO_INET_NTOP= NO_INET_PTON=" else "");
  
    # FIXME: "make check" requires Sparse; the Makefile must be tweaked
    # so that `SPARSE_FLAGS' corresponds to the current architecture...
  