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/servers/monitoring/zabbix/web.nix

@@ -0,0 +1,32 @@
+{ lib, stdenv, fetchurl, writeText }:
+
+import ./versions.nix ({ version, sha256 }:
+  stdenv.mkDerivation rec {
+    pname = "zabbix-web";
+    inherit version;
+
+    src = fetchurl {
+      url = "https://cdn.zabbix.com/zabbix/sources/stable/${lib.versions.majorMinor version}/zabbix-${version}.tar.gz";
+      inherit sha256;
+    };
+
+    phpConfig = writeText "zabbix.conf.php" ''
+    <?php
+      return require(getenv('ZABBIX_CONFIG'));
+    ?>
+    '';
+
+    installPhase = ''
+      mkdir -p $out/share/zabbix/
+      cp -a ${if lib.versionAtLeast version "5.0.0" then "ui/." else "frontends/php/."} $out/share/zabbix/
+      cp ${phpConfig} $out/share/zabbix/conf/zabbix.conf.php
+    '';
+
+    meta = with lib; {
+      description = "An enterprise-class open source distributed monitoring solution (web frontend)";
+      homepage = "https://www.zabbix.com/";
+      license = licenses.gpl2;
+      maintainers = [ maintainers.mmahut ];
+      platforms = platforms.linux;
+    };
+  })