anchor.diff: -{ stdenv, pkgs, lib, fetchurl, fetchgit,
  +{ stdenv, pkgs, lib, fetchurl, fetchgit, fetchsvn,
     jansson, libxml2, libxslt, ncurses, openssl, sqlite,
     utillinux, dmidecode, libuuid, binutils, newt,
     lua, speex,
  -  srtp, wget, curl,
  -  subversionClient
  +  srtp, wget, curl
   }:
   
   let
  
positive.code:     inherit version;
      name = "asterisk-${version}";
  
      buildInputs = [ jansson libxml2 libxslt ncurses openssl sqlite utillinux dmidecode libuuid binutils newt lua speex srtp wget curl subversionClient ];
  
      patches = [
        # We want the Makefile to install the default /var skeleton
  
negative.code:     preBuild = ''
        make menuselect.makeopts
        substituteInPlace menuselect.makeopts --replace 'format_mp3 ' ""
      '';
  
      postInstall = ''
  