From 09b40fdcfed2fd383f1753237b3dfd218a7d6dc2 Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Wed, 27 Nov 2019 10:19:26 +0100
Subject: [PATCH] alsa.m4: Fix the detection of topology library availability

The header file alsa/topology.h is mandatory and needs to be checked,
too.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 utils/alsa.m4 | 1 +
 1 file changed, 1 insertion(+)

diff --git a/utils/alsa.m4 b/utils/alsa.m4
index 90e3ee56..4c457f0d 100644
--- a/utils/alsa.m4
+++ b/utils/alsa.m4
@@ -130,6 +130,7 @@ AC_LANG_C
 AC_MSG_CHECKING([for libatopology (sound headers version > 1.1.9)])
 AC_TRY_COMPILE([
 #include <alsa/asoundlib.h>
+#include <alsa/topology.h>
 ], [
 /* ensure backward compatibility */
 #if !defined(SND_LIB_VERSION)
-- 
2.47.1