diff -u -ur a/six/carrier.h b/six/carrier.h
--- a/six/carrier.h	2004-07-19 10:30:51.000000000 +0200
+++ b/six/carrier.h	2008-06-15 13:09:35.000000000 +0200
@@ -4,6 +4,7 @@
 
 #include <iostream>
 #include <vector>
+#include <cstring>
 
 using std::vector;
 using std::istream;
diff -u -ur a/six/hexgame.cpp b/six/hexgame.cpp
--- a/six/hexgame.cpp	2004-07-19 10:30:51.000000000 +0200
+++ b/six/hexgame.cpp	2008-06-15 13:10:26.000000000 +0200
@@ -3,7 +3,7 @@
 #include <cassert>
 #include <cctype>
 #include <cstdio>
-
+#include <cstdlib>
 #include <string>
 
 using std::endl;
diff -u -ur a/six/main.cpp b/six/main.cpp
--- a/six/main.cpp	2004-07-19 10:30:51.000000000 +0200
+++ b/six/main.cpp	2008-06-15 13:08:59.000000000 +0200
@@ -11,6 +11,7 @@
 #include <klocale.h>
 #include <kmessagebox.h>
 #include <qfile.h>
+#include <cstdlib>
 
 using std::cin;