From 09267010ef66ec4b7cc1baaed690ca365a92baca Mon Sep 17 00:00:00 2001
From: Tamir Duberstein <tamird@google.com>
Date: Sat, 11 May 2019 14:08:52 -0400
Subject: [PATCH] net: comment duplicate constant

Change-Id: If5a4d8eff4e51d72fb9dc1d5db2bfe674ec5753b
Reviewed-on: https://go-review.googlesource.com/c/go/+/176717
Reviewed-by: Ian Lance Taylor <iant@golang.org>
---
 src/net/tcpsockopt_darwin.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/net/tcpsockopt_darwin.go b/src/net/tcpsockopt_darwin.go
index 5b738d23e6..da0d173453 100644
--- a/src/net/tcpsockopt_darwin.go
+++ b/src/net/tcpsockopt_darwin.go
@@ -10,6 +10,7 @@ import (
 	"time"
 )
 
+// syscall.TCP_KEEPINTVL is missing on some darwin architectures.
 const sysTCP_KEEPINTVL = 0x101
 
 func setKeepAlivePeriod(fd *netFD, d time.Duration) error {
-- 
2.50.0