anchor.diff:            license = lib.licenses.free;
           };
         }) {};
  +    sed-mode = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
  +        pname = "sed-mode";
  +        version = "1.0";
  +        src = fetchurl {
  +          url = "http://elpa.gnu.org/packages/sed-mode-1.0.el";
  +          sha256 = "1zpdai5k9zhy5hw0a5zx7qv3rcf8cn29hncfjnhk9k6sjq0302lg";
  +        };
  +        packageRequires = [];
  +        meta = {
  +          homepage = "http://elpa.gnu.org/packages/sed-mode.html";
  +          license = lib.licenses.free;
  +        };
  +      }) {};
       seq = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
           pname = "seq";
           version = "1.11";
  
positive.code:     url-http-ntlm = callPackage ({ cl-lib ? null, elpaBuild, fetchurl, lib, ntlm ? null }:
      elpaBuild {
          pname = "url-http-ntlm";
          version = "2.0.1";
          src = fetchurl {
            url = "http://elpa.gnu.org/packages/url-http-ntlm-2.0.1.tar";
            sha256 = "0h6xsm1x7v69kb4shyvv1p4f6sxgcqs5ap6ylqydz10mbcx7aq0w";
          };
          packageRequires = [ cl-lib ntlm ];
          meta = {
  
negative.code:       }) {};
      stream = callPackage ({ elpaBuild, emacs, fetchurl, lib }: elpaBuild {
          pname = "stream";
          version = "2.2.0";
          src = fetchurl {
            url = "http://elpa.gnu.org/packages/stream-2.2.0.el";
            sha256 = "0i6vwih61a0z0q05v9wyp9nj5h68snlb9n52nmrv1k0hhzsjmlrs";
          };
          packageRequires = [ emacs ];
          meta = {
  