From 0cbcbaecf8a0276eae904335ed54c176166927df Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Henrik=20Rydg=C3=A5rd?= <hrydgard@gmail.com>
Date: Mon, 20 Jul 2020 22:52:07 +0200
Subject: [PATCH] Backport a macOS buildfix from later

---
 Core/HLE/proAdhoc.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Core/HLE/proAdhoc.cpp b/Core/HLE/proAdhoc.cpp
index b3570f152f..ee9c2775ae 100644
--- a/Core/HLE/proAdhoc.cpp
+++ b/Core/HLE/proAdhoc.cpp
@@ -1622,6 +1622,9 @@ int setSockBufferSize(int sock, int opt, int size) { // opt = SO_RCVBUF/SO_SNDBU
 	return setsockopt(sock, SOL_SOCKET, opt, (char *)&n, sizeof(n));
 }
 
+#if !defined(TCP_KEEPIDLE)
+#define TCP_KEEPIDLE	TCP_KEEPALIVE //TCP_KEEPIDLE on Linux is equivalent to TCP_KEEPALIVE on macOS
+#endif
 int setSockKeepAlive(int sock, bool keepalive, const int keepcnt, const int keepidle, const int keepinvl) {
 	int optval = keepalive ? 1 : 0;
 	int optlen = sizeof(optval);