File libarea-gcc43.patch of Package libarea

diff -Naur libarea.orig/Area.h libarea/Area.h
--- libarea.orig/Area.h	2009-05-04 12:19:02.000000000 +0200
+++ libarea/Area.h	2013-03-22 14:31:49.215147243 +0100
@@ -4,7 +4,7 @@
 
 #ifndef AREA_HEADER
 #define AREA_HEADER
-
+#include <stdlib.h>
 #include <vector>
 #include <list>
 #include <math.h>