From cc350b13c15bb44b38c705f78cda6d96d2e2c822 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A5rten=20Nordheim?= <marten.nordheim@qt.io>
Date: Wed, 18 Oct 2023 12:54:03 +0200
Subject: [PATCH] Schannel: Enable ALPN for some mingw configurations

... by checking if SECBUFFER_APPLICATION_PROTOCOLS is defined.
In this case, we assume that the current environment supports ALPN.
Then we no longer do a blanket block for all mingw configurations.

Change-Id: I2eedb813a5bdc3b1a5097053b04aa45d25d175aa
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
(cherry picked from commit fa8943640c02adbe100cdbca2b44a102b45de53f)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
---
 src/plugins/tls/schannel/qtls_schannel.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/plugins/tls/schannel/qtls_schannel.cpp b/src/plugins/tls/schannel/qtls_schannel.cpp
index 422bb041c68..1c0ce128eed 100644
--- a/src/plugins/tls/schannel/qtls_schannel.cpp
+++ b/src/plugins/tls/schannel/qtls_schannel.cpp
@@ -26,7 +26,7 @@
 #include <security.h>
 #include <schnlsp.h>
 
-#if NTDDI_VERSION >= NTDDI_WINBLUE && !defined(Q_CC_MINGW)
+#if NTDDI_VERSION >= NTDDI_WINBLUE && defined(SECBUFFER_APPLICATION_PROTOCOLS)
 // ALPN = Application Layer Protocol Negotiation
 #define SUPPORTS_ALPN 1
 #endif