From 551cc37fc66dc3be0a1423788b70bfa7e7501721 Mon Sep 17 00:00:00 2001
From: Milton Vandersloot <miltonvandersloot@fake-box.com>
Date: Wed, 27 Mar 2019 17:36:54 +0100
Subject: [PATCH] amixer: define _GNU_SOURCE to get exp10

Get rid of a warning about implicit declaration of exp10, which is
behind _GNU_SOURCE as a non-standard feature. The same problem was fixed
for alsamixer in commit 116488e5f2f1b897084bd151381ee254e1cc177d.

Signed-off-by: Milton Vandersloot <miltonvandersloot@fake-box.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 amixer/Makefile.am | 1 +
 1 file changed, 1 insertion(+)

diff --git a/amixer/Makefile.am b/amixer/Makefile.am
index 0343c8e..b4526ca 100644
--- a/amixer/Makefile.am
+++ b/amixer/Makefile.am
@@ -1,3 +1,4 @@
+AM_CFLAGS = -D_GNU_SOURCE
 AM_CPPFLAGS = -I$(top_srcdir)/include
 LDADD = -lm
 # LDFLAGS = -static
-- 
2.47.1