add missing include

2016-05-23 03:50:43 +02:00
parent 2b53558e66
commit bc05c56fba
1 changed files with 1 additions and 0 deletions
--- 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>