netdata: fix openldap plugin

pkgs/tools/system/netdata/default.nix

@@ -1,6 +1,6 @@
 { stdenv, callPackage, fetchFromGitHub, autoreconfHook, pkgconfig
 , CoreFoundation, IOKit, libossp_uuid
-, curl, libcap,  libuuid, lm_sensors, zlib
+, curl, libcap,  libuuid, lm_sensors, zlib, fetchpatch
 , withCups ? false, cups
 , withDBengine ? true, libuv, lz4, judy
 , withIpmi ? (!stdenv.isDarwin), freeipmi
@@ -36,6 +36,11 @@ in stdenv.mkDerivation rec {
 
   patches = [
     ./no-files-in-etc-and-var.patch
+    # part of the next release
+    (fetchpatch {
+      url = "https://github.com/netdata/netdata/commit/5c992b7d92cf008ce91627efccf8644732db1f87.patch";
+      sha256 = "1nvbmhy5rir4kw77dhx1qr0l0wcspakr7z7ivva1ilz1aml8nbnm";
+    })
   ];
 
   NIX_CFLAGS_COMPILE = optionalString withDebug "-O1 -ggdb -DNETDATA_INTERNAL_CHECKS=1";