From 281e9aa1e7b6b3bbe8d499b720484fb547ce6ebd Mon Sep 17 00:00:00 2001
From: Phillip Stephens <antidote.crk@gmail.com>
Date: Sun, 30 Jun 2019 22:30:55 -0700
Subject: [PATCH] Fix macro redefinition error

---
 audio_vrc7.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/audio_vrc7.c b/audio_vrc7.c
index 693e8cb..1f989ed 100644
--- a/audio_vrc7.c
+++ b/audio_vrc7.c
@@ -122,8 +122,12 @@ static struct {
 	uint8_t reg;
 } vrc7_apu;
 
+#ifndef M_PI
 #define M_PI 3.14159265358979323846
+#endif
+#ifndef M_2PI
 #define M_2PI 6.28318530717958647692
+#endif
 
 void vrc7AudioInit()
 {