We must include windef.h before wtypes.h (directly or indirectly).

dlls/commdlg/filedlgbrowser.c

@@ -5,11 +5,12 @@
  */
 
 #include <stdio.h>
-#include "unknwn.h"
+
 #include "filedlgbrowser.h"
 #include "windef.h"
 #include "wingdi.h"
 #include "winuser.h"
+#include "unknwn.h"
 #include "wine/winestring.h"
 #include "heap.h"
 #include "shlguid.h"

dlls/ddraw/ddraw_private.h

@@ -3,8 +3,8 @@
 
 /* MAY NOT CONTAIN X11 or DGA specific includes/defines/structs! */
 
-#include "wtypes.h"
 #include "winbase.h"
+#include "wtypes.h"
 #include "wingdi.h"
 #include "winuser.h"
 #include "ddraw.h"

dlls/dplayx/dpclassfactory.c

 
+#include "windef.h"
 #include "wine/obj_base.h"
 #include "winerror.h"
 #include "debugtools.h"

dlls/ole32/moniker.c

@@ -6,9 +6,10 @@
  */
 
 #include <assert.h>
+
 #include "winerror.h"
-#include "wtypes.h"
 #include "winbase.h"
+#include "wtypes.h"
 #include "wine/obj_base.h"
 #include "wine/obj_storage.h"
 #include "wine/obj_misc.h"

dlls/shell32/folders.c

@@ -8,6 +8,7 @@
 #include <stdio.h>
 #include <string.h>
 
+#include "windef.h"
 #include "wine/obj_base.h"
 #include "wine/obj_extracticon.h"
 #include "wine/undocshell.h"

dlls/shell32/shlview.c

@@ -25,6 +25,7 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include "windef.h"
 #include "servprov.h"
 #include "shlguid.h"
 #include "shlobj.h"