--- libwsmake/wsSubTag.cpp	2001-05-30 15:38:56.000000000 +0200
+++ libwsmake/wsSubTag.cpp.new	2008-12-25 20:38:35.000000000 +0100
@@ -22,6 +22,7 @@
  ***********************************************************************/
 #include <cstdio>
 #include <cstring>
+#include <cstdlib>
 
 #include <unistd.h>
 #ifdef HAVE_SYS_WAIT_H
--- libwsmake/wsWebPage.cpp	2001-09-02 19:55:57.000000000 +0200
+++ libwsmake/wsWebPage.cpp.new	2008-12-25 20:38:11.000000000 +0100
@@ -23,6 +23,7 @@
 #include <cassert>
 #include <cerrno>
 #include <ctime>
+#include <cstdlib>
 
 #include "wsmake.h"
 
--- libwsmake/wsUtil.cpp	2001-09-01 22:09:13.000000000 +0200
+++ libwsmake/wsUtil.cpp.new	2008-12-25 20:45:36.000000000 +0100
@@ -28,6 +28,7 @@
 #include <cassert>
 #include <cerrno>
 #include <cstring>
+#include <cstdlib>
 
 #ifdef HAVE_UTIME_H
 #include <utime.h>