$OpenBSD: patch-panels_sound_gvc-mixer-dialog_c,v 1.1 2012/02/16 22:25:47 ajacoutot Exp $

From 2c57a2896cfa41282c7823f966be9c8881cc5338 Mon Sep 17 00:00:00 2001
From: Antoine Jacoutot <ajacoutot@gnome.org>
Date: Mon, 30 Jan 2012 13:26:04 +0000
Subject: sound: fix a couple of implicit declarations

--- panels/sound/gvc-mixer-dialog.c.orig	Mon Jan 30 14:05:34 2012
+++ panels/sound/gvc-mixer-dialog.c	Mon Jan 30 14:05:49 2012
@@ -23,6 +23,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <unistd.h>
+#include <math.h>
 
 #include <glib.h>
 #include <glib/gi18n-lib.h>