From bc05c56fbab3ba6f050f0542b50129d56490174c Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Mon, 23 May 2016 03:50:43 +0200
Subject: add missing include

---
 gtk2_ardour/fft_result.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gtk2_ardour/fft_result.h b/gtk2_ardour/fft_result.h
index dfab35a35f..d7895b0f60 100644
--- a/gtk2_ardour/fft_result.h
+++ b/gtk2_ardour/fft_result.h
@@ -20,6 +20,7 @@
 #ifndef __ardour_fft_result_h
 #define __ardour_fft_result_h
 
+#include <math.h>
 #include <fftw3.h>
 
 #include <gdkmm/color.h>
-- 
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