From 0c619f5700c854a0cde0fa9834f9ca9a51afa675 Mon Sep 17 00:00:00 2001
From: fduncanh <fduncanh@gmail.com>
Date: Sat, 4 Sep 2021 01:13:12 -0400
Subject: [PATCH] Add macOS-specific TCP variables (from
 github.com/Loxodromics/ludimus 5c2e40f) SOL_TCP and TCP_KEEPIDLE are defined
 in Linux but not MacOS If they are undefined, replace SOL_TCP by IPPROT0_TCP
 and replace TCP_KEEPIDLE by TCP_KEEPALIVE

---
 lib/raop_rtp_mirror.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lib/raop_rtp_mirror.c b/lib/raop_rtp_mirror.c
index 01ebf48..5e38220 100755
--- a/lib/raop_rtp_mirror.c
+++ b/lib/raop_rtp_mirror.c
@@ -30,6 +30,13 @@
 #include "mirror_buffer.h"
 #include "stream.h"
 
+/* for MacOS, where SOL_TCP and TCP_KEEPIDLE are not defined */
+#if !defined(SOL_TCP) && defined(IPPROTO_TCP)
+#define SOL_TCP IPPROTO_TCP
+#endif
+#if !defined(TCP_KEEPIDLE) && defined(TCP_KEEPALIVE)
+#define TCP_KEEPIDLE TCP_KEEPALIVE
+#endif
 
 struct h264codec_s {
     unsigned char compatibility;