From afa3880ab2518b1c8cfdabcb1f151d4b6e4542aa Mon Sep 17 00:00:00 2001
From: Brad House <brad@brad-house.com>
Date: Wed, 12 Jun 2024 09:06:38 -0400
Subject: [PATCH] MacOS Legacy: omit unneeded header on old macos versions

---
 src/lib/ares_sysconfig_mac.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/lib/ares_sysconfig_mac.c b/src/lib/ares_sysconfig_mac.c
index 4205ef2c..63c5c1a6 100644
--- a/src/lib/ares_sysconfig_mac.c
+++ b/src/lib/ares_sysconfig_mac.c
@@ -52,8 +52,10 @@
 #  include <dlfcn.h>
 #  include <arpa/inet.h>
 #  include "thirdparty/apple/dnsinfo.h"
-#  include <SystemConfiguration/SCNetworkConfiguration.h>
 #  include <AvailabilityMacros.h>
+#  if MAC_OS_X_VERSION_MIN_REQUIRED >= 1080 /* MacOS 10.8 */
+#    include <SystemConfiguration/SCNetworkConfiguration.h>
+#  endif
 #  include "ares.h"
 #  include "ares_private.h"