From 993ca7678ccbadbbc46b7a94e494bb694599b8d2 Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Sat, 20 Jun 2020 02:03:00 +0200
Subject: [PATCH] perlPackages.NetDBus: fix cross compilation

Make Makefile.PL read the location to the `pkgconfig` binary from the
`PKG_CONFIG` environment variable.
---
 pkgs/top-level/perl-packages.nix | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index e212da33769..b3e44398f6a 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -13707,9 +13707,16 @@ let
       url = "mirror://cpan/authors/id/D/DA/DANBERR/Net-DBus-1.2.0.tar.gz";
       sha256 = "e7a1ac9ef4a1235b3fdbd5888f86c347182306467bd79abc9b0756a64b441cbc";
     };
-    nativeBuildInputs = [ pkgs.buildPackages.pkgconfig ];
+    nativeBuildInputs = [ buildPackages.pkgconfig ];
     buildInputs = [ pkgs.dbus TestPod TestPodCoverage ];
     propagatedBuildInputs = [ XMLTwig ];
+
+    # https://gitlab.com/berrange/perl-net-dbus/-/merge_requests/19
+    patches = (fetchpatch {
+      url = "https://gitlab.com/berrange/perl-net-dbus/-/commit/6bac8f188fb06e5e5edd27aee672d66b7c28caa4.patch";
+      sha256 = "19nf4xn9xhyd0sd2az9iliqldjj0k6ah2dmkyqyvq4rp2d9k5jgb";
+    });
+
     meta = {
       homepage = "http://www.freedesktop.org/wiki/Software/dbus";
       description = "Extension for the DBus bindings";