From 91f184caff8c97a5c6eaa7a23ff2ef071be43928 Mon Sep 17 00:00:00 2001
From: Erik Hofman <erik@ehofman.com>
Date: Tue, 24 May 2016 17:32:22 +0200
Subject: [PATCH] Do not expose both std::isnan() and isnan()

---
 simgear/sound/sample_group.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/simgear/sound/sample_group.cxx b/simgear/sound/sample_group.cxx
index 70df9aa1..dbbb22ab 100644
--- a/simgear/sound/sample_group.cxx
+++ b/simgear/sound/sample_group.cxx
@@ -33,7 +33,7 @@
 #include "soundmgr_openal_private.hxx"
 #include "sample_group.hxx"
 
-#ifdef HAVE_STD_ISNAN
+#if defined(HAVE_STD_ISNAN) && !defined(HAVE_ISNAN)
 using std::isnan;
 #endif