diff --git a/action.cpp b/action.cpp
index dd032c2..3c6a61a 100644
--- a/action.cpp
+++ b/action.cpp
@@ -1,7 +1,6 @@
 // Action.cpp
 //
 
-#include <windows.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include "def.h"
diff --git a/blupi.cpp b/blupi.cpp
index 9719792..96d96e9 100644
--- a/blupi.cpp
+++ b/blupi.cpp
@@ -3,7 +3,6 @@
 
 #define WIN32_LEAN_AND_MEAN
 
-#include <windows.h>
 #include <windowsx.h>
 #include <stdlib.h>
 #include <stdio.h>
diff --git a/button.cpp b/button.cpp
index 048835c..03a4ae3 100644
--- a/button.cpp
+++ b/button.cpp
@@ -1,7 +1,6 @@
 // Button.cpp
 //
 
-#include <windows.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <ddraw.h>
diff --git a/ddutil.cpp b/ddutil.cpp
index cc176aa..ffcd4d7 100644
--- a/ddutil.cpp
+++ b/ddutil.cpp
@@ -6,9 +6,7 @@
  *  Content:    Routines for loading bitmap and palettes from resources
  *
  ***************************************************************************/
-#undef WIN32_LEAN_AND_MEAN
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
+
 #include <windowsx.h>
 #include <ddraw.h>
 #include <stdlib.h>
diff --git a/decio.cpp b/decio.cpp
index 90d3af3..ca91f10 100644
--- a/decio.cpp
+++ b/decio.cpp
@@ -1,7 +1,6 @@
 // DecIO.cpp
 //
 
-#include <Windows.h>
 #include "DEF.H"
 #include "DECOR.H"
 #include "MISC.H"
diff --git a/decmove.cpp b/decmove.cpp
index 8302232..4143d61 100644
--- a/decmove.cpp
+++ b/decmove.cpp
@@ -1,7 +1,6 @@
 // DecMove.cpp
 //
 
-#include <Windows.h>
 #include "DECOR.H"
 #include "MISC.H"
 #include "DECMOVE.h"
diff --git a/decor.cpp b/decor.cpp
index e1d3809..fe21e8e 100644
--- a/decor.cpp
+++ b/decor.cpp
@@ -1,7 +1,6 @@
 // CDecor.cpp
 //
 
-#include <windows.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <ddraw.h>
diff --git a/decor.h b/decor.h
index 872cacc..8918acc 100644
--- a/decor.h
+++ b/decor.h
@@ -2,8 +2,6 @@
 
 #pragma once
 
-#include <Windows.h>
-
 #include "DEF.H"
 #include "SOUND.H"
 #include "PIXMAP.H"
diff --git a/decstat.cpp b/decstat.cpp
index ccab5bc..445e790 100644
--- a/decstat.cpp
+++ b/decstat.cpp
@@ -1,8 +1,6 @@
 // DecStat.cpp
 //
 
-#include <Windows.h>
-
 #include "RESOURCE.H"
 #include "DECOR.H"
 #include "TEXT.H"
diff --git a/event.cpp b/event.cpp
index 4deeb42..4b273ce 100644
--- a/event.cpp
+++ b/event.cpp
@@ -1,7 +1,6 @@
 // Event.cpp
 //
 
-#include <windows.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <ddraw.h>
diff --git a/fifo.cpp b/fifo.cpp
index c7826b5..877b122 100644
--- a/fifo.cpp
+++ b/fifo.cpp
@@ -1,7 +1,6 @@
 // Class CFifo, gestion d'une liste en fifo
 
-
-#include <windows.h>
+#include <stdlib.h>
 #include "fifo.h"
 
 
diff --git a/fog.cpp b/fog.cpp
index 94068f8..8c17dc2 100644
--- a/fog.cpp
+++ b/fog.cpp
@@ -1,7 +1,5 @@
 // Fog.cpp
 
-#include <Windows.h>
-
 #include "DECOR.H"
 
 // Cette table indique les quarts de cases contenant du
diff --git a/jauge.cpp b/jauge.cpp
index d3aa7d4..3a642be 100644
--- a/jauge.cpp
+++ b/jauge.cpp
@@ -1,7 +1,6 @@
 // Jauge.cpp
 //
 
-#include <windows.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <ddraw.h>
diff --git a/menu.cpp b/menu.cpp
index 7c9e691..d22f2e8 100644
--- a/menu.cpp
+++ b/menu.cpp
@@ -1,7 +1,6 @@
 // Menu.cpp
 //
 
-#include <windows.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <ddraw.h>
diff --git a/pixmap.cpp b/pixmap.cpp
index 1d0a5de..c4f66fe 100644
--- a/pixmap.cpp
+++ b/pixmap.cpp
@@ -1,7 +1,6 @@
 // CPixmap.cpp
 //
 
-#include <windows.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <ddraw.h>
diff --git a/text.cpp b/text.cpp
index 080e48c..fe936a8 100644
--- a/text.cpp
+++ b/text.cpp
@@ -1,6 +1,5 @@
 // Text.cpp
 
-#include <windows.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <ddraw.h>
diff --git a/wave.cpp b/wave.cpp
index 2f0f035..eed350e 100644
--- a/wave.cpp
+++ b/wave.cpp
@@ -9,7 +9,6 @@
  *
  ******************************************************************/
 
-#include <windows.h>
 #include "wave.h"
 
 typedef struct tagWAVEFILE