From c8fad656c218fec95d89b979a62ea0f461000cd4 Mon Sep 17 00:00:00 2001
From: Maria Matejka <mq@ucw.cz>
Date: Sun, 19 May 2024 12:19:49 +0200
Subject: [PATCH] Missing definition of RTAX_FASTOPEN_NO_COOKIE shouldn't kill
 the whole build

---
 sysdep/linux/netlink.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/sysdep/linux/netlink.c b/sysdep/linux/netlink.c
index 6b5faeff..81131351 100644
--- a/sysdep/linux/netlink.c
+++ b/sysdep/linux/netlink.c
@@ -95,14 +95,21 @@ static struct ea_class ea_krt_metrics[] = {
   KRT_METRIC_INT(RTAX_RTO_MIN, "krt_rto_min"),
   KRT_METRIC_INT(RTAX_INITRWND, "krt_initrwnd"),
   KRT_METRIC_INT(RTAX_QUICKACK, "krt_quickack"),
+#ifdef RTAX_FASTOPEN_NO_COOKIE
   KRT_METRIC_INT(RTAX_FASTOPEN_NO_COOKIE, "krt_fastopen_no_cookie"),
+#else
+#warning "Definition of RTAX_FASTOPEN_NO_COOKIE not found"
+#endif
 #undef KRT_METRIC_INT
 };
 
 static const char *krt_metrics_names[KRT_METRICS_MAX] = {
   NULL, "lock", "mtu", "window", "rtt", "rttvar", "ssthresh", "cwnd", "advmss",
   "reordering", "hoplimit", "initcwnd", "features", "rto_min", "initrwnd", "quickack",
-  "congctl", "fastopen_no_cookie"
+  "congctl",
+#ifdef RTAX_FASTOPEN_NO_COOKIE
+  "fastopen_no_cookie",
+#endif
 };
 
 static const char *krt_features_names[KRT_FEATURES_MAX] = {