diff -ruN tnt-1.2.2-2-bem/bem/src/magicad.h tnt-1.2.2/bem/src/magicad.h
--- tnt-1.2.2-2-bem/bem/src/magicad.h	2002-10-23 00:29:27.000000000 +0200
+++ tnt-1.2.2/bem/src/magicad.h	2011-02-24 19:36:32.000000000 +0100
@@ -100,7 +100,8 @@
 #include <stdlib.h>
 #include <string.h>
 #ifdef __cplusplus
-#include <iostream.h>
+#include <iostream>
+using namespace std;
 #endif
 #include <limits.h>
 #if !defined(PATH_MAX) || defined(__hpux)
diff -ruN tnt-1.2.2-2-bem/calcCAP/src/bicgstab.cpp tnt-1.2.2/calcCAP/src/bicgstab.cpp
--- tnt-1.2.2-2-bem/calcCAP/src/bicgstab.cpp	2004-07-22 21:29:12.000000000 +0200
+++ tnt-1.2.2/calcCAP/src/bicgstab.cpp	2011-02-24 19:36:32.000000000 +0100
@@ -9,7 +9,8 @@
 
 
 //#include "stdafx.h"
-#include <iostream.h>
+#include <iostream>
+using namespace std;
 #include <math.h>
 
 #include "vector.h"
diff -ruN tnt-1.2.2-2-bem/calcCAP/src/diffrm.cpp tnt-1.2.2/calcCAP/src/diffrm.cpp
--- tnt-1.2.2-2-bem/calcCAP/src/diffrm.cpp	2002-10-10 15:46:02.000000000 +0200
+++ tnt-1.2.2/calcCAP/src/diffrm.cpp	2011-02-24 19:36:41.000000000 +0100
@@ -8,8 +8,10 @@
 
 //#include "stdafx.h"
 #include <math.h>
-#include <iostream.h>
-#include <iomanip.h>
+#include <iostream>
+using namespace std;
+#include <iomanip>
+using namespace std;
 #include <stdlib.h>
 
 #include "complex.h"
diff -ruN tnt-1.2.2-2-bem/calcCAP/src/ivectorl.h tnt-1.2.2/calcCAP/src/ivectorl.h
--- tnt-1.2.2-2-bem/calcCAP/src/ivectorl.h	2002-10-10 15:46:04.000000000 +0200
+++ tnt-1.2.2/calcCAP/src/ivectorl.h	2011-02-24 19:36:32.000000000 +0100
@@ -1,6 +1,7 @@
 #ifndef _IVectorl__h_
 #define _IVectorl__h_
-#include <iostream.h>
+#include <iostream>
+using namespace std;
 
 class IVectorl
 {
diff -ruN tnt-1.2.2-2-bem/calcCAP/src/prony.cpp tnt-1.2.2/calcCAP/src/prony.cpp
--- tnt-1.2.2-2-bem/calcCAP/src/prony.cpp	2002-10-10 15:46:06.000000000 +0200
+++ tnt-1.2.2/calcCAP/src/prony.cpp	2011-02-24 19:36:41.000000000 +0100
@@ -1,6 +1,7 @@
 #include "stdafx.h"
 #include <math.h>
-#include <iomanip.h>
+#include <iomanip>
+using namespace std;
 #include <stdlib.h>
 #include "complex.h"
 #include "vector.h"
diff -ruN tnt-1.2.2-2-bem/calcCAP/src/sparse.cpp tnt-1.2.2/calcCAP/src/sparse.cpp
--- tnt-1.2.2-2-bem/calcCAP/src/sparse.cpp	2004-07-22 21:29:12.000000000 +0200
+++ tnt-1.2.2/calcCAP/src/sparse.cpp	2011-02-24 19:36:41.000000000 +0100
@@ -2,9 +2,11 @@
 
 //#include "stdafx.h"
 #include <math.h>
-#include <iostream.h>
+#include <iostream>
+using namespace std;
 #include <stdlib.h>
-#include <iomanip.h>
+#include <iomanip>
+using namespace std;
 
 #include "complex.h" 
 #include "vector.h" 
diff -ruN tnt-1.2.2-2-bem/calcCAP/src/stdafx.h tnt-1.2.2/calcCAP/src/stdafx.h
--- tnt-1.2.2-2-bem/calcCAP/src/stdafx.h	2002-10-10 15:46:08.000000000 +0200
+++ tnt-1.2.2/calcCAP/src/stdafx.h	2011-02-24 19:36:50.000000000 +0100
@@ -2,11 +2,15 @@
 #define _stdafx__h_
 
 #include <math.h>
-#include <iostream.h>
-#include <iomanip.h>
-#include <fstream.h>
+#include <iostream>
+using namespace std;
+#include <iomanip>
+using namespace std;
+#include <fstream>
+using namespace std;
 #include <stdlib.h>
-#include <iomanip.h>
+#include <iomanip>
+using namespace std;
 
 #include "complex.h"
 #include "vector.h"
diff -ruN tnt-1.2.2-2-bem/calcCAP/src/systsolv.cpp tnt-1.2.2/calcCAP/src/systsolv.cpp
--- tnt-1.2.2-2-bem/calcCAP/src/systsolv.cpp	2002-10-10 15:46:08.000000000 +0200
+++ tnt-1.2.2/calcCAP/src/systsolv.cpp	2011-02-24 19:36:32.000000000 +0100
@@ -3,7 +3,8 @@
 
 //#include "stdafx.h"
 
-#include <iostream.h>
+#include <iostream>
+using namespace std;
 #include <math.h>
 #include <stdlib.h>
 #include "complex.h"
diff -ruN tnt-1.2.2-2-bem/calcCAP/src/vector.h tnt-1.2.2/calcCAP/src/vector.h
--- tnt-1.2.2-2-bem/calcCAP/src/vector.h	2002-10-10 15:46:09.000000000 +0200
+++ tnt-1.2.2/calcCAP/src/vector.h	2011-02-24 19:36:41.000000000 +0100
@@ -1,8 +1,10 @@
 #ifndef _Vector__h_
 #define _Vector__h_
 
-#include <iostream.h>
-#include <iomanip.h>
+#include <iostream>
+using namespace std;
+#include <iomanip>
+using namespace std;
 
 class Vector
 {
diff -ruN tnt-1.2.2-2-bem/calcRL/src/bicgstab.cpp tnt-1.2.2/calcRL/src/bicgstab.cpp
--- tnt-1.2.2-2-bem/calcRL/src/bicgstab.cpp	2004-07-22 21:29:37.000000000 +0200
+++ tnt-1.2.2/calcRL/src/bicgstab.cpp	2011-02-24 19:36:32.000000000 +0100
@@ -9,7 +9,8 @@
 
 
 //#include "stdafx.h"
-#include <iostream.h>
+#include <iostream>
+using namespace std;
 #include <math.h>
 
 #include "vector.h"
diff -ruN tnt-1.2.2-2-bem/calcRL/src/ivectorl.h tnt-1.2.2/calcRL/src/ivectorl.h
--- tnt-1.2.2-2-bem/calcRL/src/ivectorl.h	2002-10-09 22:23:41.000000000 +0200
+++ tnt-1.2.2/calcRL/src/ivectorl.h	2011-02-24 19:36:32.000000000 +0100
@@ -2,7 +2,8 @@
 #define _IVectorl__h_
 #include <stdlib.h>
 #include <math.h>
-#include <iostream.h>
+#include <iostream>
+using namespace std;
 
 class IVectorl
 {
diff -ruN tnt-1.2.2-2-bem/calcRL/src/sparse.cpp tnt-1.2.2/calcRL/src/sparse.cpp
--- tnt-1.2.2-2-bem/calcRL/src/sparse.cpp	2002-10-09 22:23:45.000000000 +0200
+++ tnt-1.2.2/calcRL/src/sparse.cpp	2011-02-24 19:36:41.000000000 +0100
@@ -1,9 +1,11 @@
 /******* functions, needed for sparse matrices  *******/
 
 #include <math.h>
-#include <iostream.h>
+#include <iostream>
+using namespace std;
 #include <stdlib.h>
-#include <iomanip.h>
+#include <iomanip>
+using namespace std;
 
 #include "complex.h" 
 #include "vector.h" 
diff -ruN tnt-1.2.2-2-bem/calcRL/src/stdafx.h tnt-1.2.2/calcRL/src/stdafx.h
--- tnt-1.2.2-2-bem/calcRL/src/stdafx.h	2002-10-09 22:23:56.000000000 +0200
+++ tnt-1.2.2/calcRL/src/stdafx.h	2011-02-24 19:36:50.000000000 +0100
@@ -2,11 +2,15 @@
 #define _stdafx__h_
 
 #include <math.h>
-#include <iostream.h>
-#include <iomanip.h>
-#include <fstream.h>
+#include <iostream>
+using namespace std;
+#include <iomanip>
+using namespace std;
+#include <fstream>
+using namespace std;
 #include <stdlib.h>
-#include <iomanip.h>
+#include <iomanip>
+using namespace std;
 
 #include "complex.h"
 #include "vector.h"
diff -ruN tnt-1.2.2-2-bem/calcRL/src/systsolv.cpp tnt-1.2.2/calcRL/src/systsolv.cpp
--- tnt-1.2.2-2-bem/calcRL/src/systsolv.cpp	2002-10-09 22:23:57.000000000 +0200
+++ tnt-1.2.2/calcRL/src/systsolv.cpp	2011-02-24 19:36:32.000000000 +0100
@@ -2,7 +2,8 @@
      /*****Source - "NUMERICAL RECIPES IN C", www.nr.com*****/
 
 //#include "stdafx.h"
-#include <iostream.h>
+#include <iostream>
+using namespace std;
 #include <math.h>
 #include <stdlib.h>
 #include "complex.h"
diff -ruN tnt-1.2.2-2-bem/calcRL/src/vector.h tnt-1.2.2/calcRL/src/vector.h
--- tnt-1.2.2-2-bem/calcRL/src/vector.h	2002-10-09 22:23:59.000000000 +0200
+++ tnt-1.2.2/calcRL/src/vector.h	2011-02-24 19:36:41.000000000 +0100
@@ -3,8 +3,10 @@
 
 #include <stdlib.h>
 #include <math.h>
-#include <iostream.h>
-#include <iomanip.h>
+#include <iostream>
+using namespace std;
+#include <iomanip>
+using namespace std;
 
 class Vector
 {