$NetBSD: patch-ah,v 1.1 2004/07/11 16:53:47 kristerw Exp $

--- kchart/kdchart/KDChartPainter.cpp.orig	2004-07-11 13:21:21.000000000 +0200
+++ kchart/kdchart/KDChartPainter.cpp	2004-07-11 13:21:57.000000000 +0200
@@ -8,6 +8,8 @@
   Copyright (C) 2001 by Klarlvdalens Datakonsult AB
 */
 
+#include <cmath>
+
 #include <KDDrawText.h>
 #include <KDChartPainter.h>
 #include <KDChartEnums.h>
