From 1838925aac4d6896945e54ad8a6723b039c9a118 Mon Sep 17 00:00:00 2001
From: Gisle Vanem <gisle.vanem@gmail.com>
Date: Fri, 4 Jun 2021 12:16:57 +0200
Subject: [PATCH] [Win32] Fix for USE_WATT32

My Watt-32 tcp/ip stack works on Windows but it does not have `WSAIoctl()`
---
 lib/transfer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/transfer.c b/lib/transfer.c
index 3ea07c5e94..097d38d793 100644
--- a/lib/transfer.c
+++ b/lib/transfer.c
@@ -923,7 +923,7 @@ CURLcode Curl_done_sending(struct Curl_easy *data,
   return CURLE_OK;
 }
 
-#if defined(WIN32) && !defined(USE_LWIPSOCK)
+#if defined(WIN32) && defined(USE_WINSOCK)
 #ifndef SIO_IDEAL_SEND_BACKLOG_QUERY
 #define SIO_IDEAL_SEND_BACKLOG_QUERY 0x4004747B
 #endif