From 84d5b65c64e06d667cec6f5c3668c157eb7b5fdc Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Sun, 3 Aug 2025 23:02:11 +0200
Subject: [PATCH] TODO: disable TCP_NODELAY at build time

Maybe?

Closes #17974
---
 docs/TODO | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/docs/TODO b/docs/TODO
index a350e14210..d5aeefc236 100644
--- a/docs/TODO
+++ b/docs/TODO
@@ -23,6 +23,7 @@
  1.4 alt-svc sharing
  1.5 get rid of PATH_MAX
  1.6 thread-safe sharing
+ 1.7 disable TCP_NODELAY at build time
  1.8 CURLOPT_RESOLVE for any port number
  1.9 Cache negative name resolves
  1.10 auto-detect proxy
@@ -255,6 +256,15 @@
  share between multiple concurrent threads. Fixing this would enable more
  users to share data in more powerful ways.
 
+1.7 Disable TCP_NODELAY at build time
+
+ "We are running libcurl in WebAssembly which does not have TCP_NODELAY." If
+ TCP_NODELAY exists at build-time but (always) fails at runtime, every request
+ that sets this by default will output "Could not set TCP_NODELAY: Protocol
+ not available". Consider ways to improve this.
+
+ See https://github.com/curl/curl/issues/17974
+
 1.8 CURLOPT_RESOLVE for any port number
 
  This option allows applications to set a replacement IP address for a given