uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/misc/logging/beats/6.x.nix

@@ -0,0 +1,54 @@
+{ lib, fetchFromGitHub, fetchpatch, elk6Version, buildGoPackage, libpcap, nixosTests, systemd }:
+
+let beat = package : extraArgs : buildGoPackage (rec {
+      name = "${package}-${version}";
+      version = elk6Version;
+
+      src = fetchFromGitHub {
+        owner = "elastic";
+        repo = "beats";
+        rev = "v${version}";
+        sha256 = "1vnw9clsc10cfpjf6vxvc6m507b2q17sgsl079iwqbp4v0286il7";
+      };
+
+      goPackagePath = "github.com/elastic/beats";
+
+      subPackages = [ package ];
+
+      patches = [
+        (fetchpatch {
+          # Build fix for aarch64, possibly other systems, merged in beats 7.x https://github.com/elastic/beats/pull/9493
+          url = "https://github.com/elastic/beats/commit/5d796571de1aa2a299393d2045dacc2efac41a04.diff";
+          sha256 = "sha256:0b79fljbi5xd3h8iiv1m38ad0zhmj09f187asc0m9rxlqrz2l9r2";
+        })
+      ];
+
+      meta = with lib; {
+        homepage = "https://www.elastic.co/products/beats";
+        license = licenses.asl20;
+        maintainers = with maintainers; [ fadenb basvandijk ];
+        platforms = platforms.linux;
+      };
+    } // extraArgs);
+in rec {
+  filebeat6   = beat "filebeat"   {meta.description = "Lightweight shipper for logfiles";};
+  heartbeat6  = beat "heartbeat"  {meta.description = "Lightweight shipper for uptime monitoring";};
+  metricbeat6 = beat "metricbeat" {
+    meta.description = "Lightweight shipper for metrics";
+    passthru.tests =
+      assert metricbeat6.drvPath == nixosTests.elk.ELK-6.elkPackages.metricbeat.drvPath;
+      {
+        elk = nixosTests.elk.ELK-6;
+      };
+  };
+  journalbeat6  = beat "journalbeat" {
+    meta.description = ''
+      Journalbeat is an open source data collector to read and forward
+      journal entries from Linuxes with systemd.
+    '';
+    buildInputs = [ systemd.dev ];
+    postFixup = let libPath = lib.makeLibraryPath [ (lib.getLib systemd) ]; in ''
+      patchelf --set-rpath ${libPath} "$out/bin/journalbeat"
+    '';
+  };
+}