
$FreeBSD: ports/comms/spandsp/files/patch-src::tone_generate.c,v 1.1 2006/07/20 20:34:59 sobomax Exp $

--- src/tone_generate.c
+++ src/tone_generate.c
@@ -39,6 +39,7 @@
 #include <stdio.h>
 #include <time.h>
 #include <fcntl.h>
+#include <tgmath.h>
 
 #include "spandsp/telephony.h"
 #include "spandsp/dc_restore.h"
