From 3d9993882980bba5e7ef2cee63960179b8a174f3 Mon Sep 17 00:00:00 2001
From: Robert Scott <code@humanleg.org.uk>
Date: Sat, 29 Oct 2022 17:52:53 +0100
Subject: [PATCH] kea: fix build on darwin

---
 pkgs/tools/networking/kea/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/tools/networking/kea/default.nix b/pkgs/tools/networking/kea/default.nix
index e03e013f9ba..466ba571528 100644
--- a/pkgs/tools/networking/kea/default.nix
+++ b/pkgs/tools/networking/kea/default.nix
@@ -33,6 +33,8 @@ stdenv.mkDerivation rec {
 
   postPatch = ''
     substituteInPlace ./src/bin/keactrl/Makefile.am --replace '@sysconfdir@' "$out/etc"
+    # darwin special-casing just causes trouble
+    substituteInPlace ./m4macros/ax_crypto.m4 --replace 'apple-darwin' 'nope'
   '';
 
   outputs = [