anchor.diff:        }) {};
       heap = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
           pname = "heap";
  -        version = "0.3";
  -        src = fetchurl {
  -          url = "https://elpa.gnu.org/packages/heap-0.3.el";
  -          sha256 = "1347s06nv88zyhmbimvn13f13d1r147kn6kric1ki6n382zbw6k6";
  +        version = "0.5";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/heap-0.5.el";
  +          sha256 = "13qv0w3fi87c85jcy7lv359r6rpsgnp5zzs2f2zq4dl3540wzrxg";
           };
           packageRequires = [];
           meta = {
             homepage = "https://elpa.gnu.org/packages/heap.html";
  +          license = lib.licenses.free;
  +        };
  +      }) {};
  +    helm-ebdb = callPackage ({ ebdb, elpaBuild, fetchurl, helm, lib }:
  +    elpaBuild {
  +        pname = "helm-ebdb";
  +        version = "1";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/helm-ebdb-1.el";
  +          sha256 = "17gpna0hywxnhfwc9zsm2r35mskyfi416qqmmdba26r4zmpb9r63";
  +        };
  +        packageRequires = [ ebdb helm ];
  +        meta = {
  +          homepage = "https://elpa.gnu.org/packages/helm-ebdb.html";
             license = lib.licenses.free;
           };
         }) {};
  
positive.code:           license = lib.licenses.free;
          };
        }) {};
      ediprolog = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
          pname = "ediprolog";
          version = "1.2";
  
negative.code:         packageRequires = [];
          meta = {
            homepage = "https://elpa.gnu.org/packages/rainbow-mode.html";
            license = lib.licenses.free;
          };
        }) {};
      rcirc-color = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
          pname = "rcirc-color";
          version = "0.3";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/rcirc-color-0.3.el";
            sha256 = "1ya4agh63x60lv8qzrjrng02dnrc70ci0s05b800iq71k71ss3dl";
          };
          packageRequires = [];
          meta = {
            homepage = "https://elpa.gnu.org/packages/rcirc-color.html";
            license = lib.licenses.free;
          };
        }) {};
      rcirc-menu = callPackage ({ elpaBuild, fetchurl, lib }: elpaBuild {
          pname = "rcirc-menu";
          version = "1.1";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/rcirc-menu-1.1.el";
            sha256 = "0w77qlwlmx59v5894i96fldn6x4lliv4ddv8967vq1kfchn4w5mc";
          };
          packageRequires = [];
          meta = {
            homepage = "https://elpa.gnu.org/packages/rcirc-menu.html";
            license = lib.licenses.free;
          };
        }) {};
  