anchor.diff:            license = lib.licenses.free;
           };
         }) {};
  +    auto-correct = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
  +        pname = "auto-correct";
  +        version = "1.1";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/auto-correct-1.1.el";
  +          sha256 = "19i84dqqnxc5v36lsmj9zj8wbmg267c50jvq2i9bb66i9pzd0s53";
  +        };
  +        packageRequires = [];
  +        meta = {
  +          homepage = "https://elpa.gnu.org/packages/auto-correct.html";
  +          license = lib.licenses.free;
  +        };
  +      }) {};
       auto-overlays = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
           pname = "auto-overlays";
           version = "0.10.9";
  
positive.code:       }) {};
      org = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
          pname = "org";
          version = "20170904";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/org-20170904.tar";
            sha256 = "1nbdphd102lwkj0sg1lywydkc547fzc8p1n8y507xwvxdjazdnyb";
          };
          packageRequires = [];
          meta = {
  
negative.code:           license = lib.licenses.free;
          };
        }) {};
      captain = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
          pname = "captain";
          version = "1.0.1";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/captain-1.0.1.el";
            sha256 = "1jqbgzcgq4kxpcsma9ia6w6rjy9sdn51lz2f4rfjjy3qgy4fqjx5";
          };
          packageRequires = [];
          meta = {
            homepage = "https://elpa.gnu.org/packages/captain.html";
            license = lib.licenses.free;
          };
        }) {};
      chess = callPackage ({ cl-lib ? null, elpaBuild, fetchurl, lib }:
      elpaBuild {
          pname = "chess";
  