Index: intern/cycles/util/util_dynlib.cpp
===================================================================
--- intern/cycles/util/util_dynlib.cpp	(revision 54654)
+++ intern/cycles/util/util_dynlib.cpp	(working copy)
@@ -22,7 +22,7 @@
 
 #ifdef _WIN32
 
-#include <Windows.h>
+#include <windows.h>
 
 CCL_NAMESPACE_BEGIN
 
Index: intern/ghost/intern/GHOST_DropTargetWin32.cpp
===================================================================
--- intern/ghost/intern/GHOST_DropTargetWin32.cpp	(revision 54654)
+++ intern/ghost/intern/GHOST_DropTargetWin32.cpp	(working copy)
@@ -32,7 +32,7 @@
  
 #include "GHOST_Debug.h"
 #include "GHOST_DropTargetWin32.h"
-#include <ShellApi.h>
+#include <shellapi.h>
 
 #include "utf_winfunc.h"
 #include "utfconv.h"
Index: intern/utfconv/utf_winfunc.c
===================================================================
--- intern/utfconv/utf_winfunc.c	(revision 54654)
+++ intern/utfconv/utf_winfunc.c	(working copy)
@@ -29,7 +29,7 @@
 
 #include "utf_winfunc.h"
 #include <io.h>
-#include <Windows.h>
+#include <windows.h>
 #include <wchar.h>
 
 
Index: source/blender/windowmanager/intern/wm_init_exit.c
===================================================================
--- source/blender/windowmanager/intern/wm_init_exit.c	(revision 54654)
+++ source/blender/windowmanager/intern/wm_init_exit.c	(working copy)
@@ -33,7 +33,7 @@
 #include <string.h>
 
 #ifdef WIN32
-#  include <Windows.h>
+#  include <windows.h>
 #endif
 
 #include "MEM_guardedalloc.h"
Index: source/creator/creator.c
===================================================================
--- source/creator/creator.c	(revision 54654)
+++ source/creator/creator.c	(working copy)
@@ -48,7 +48,7 @@
 #endif
 
 #ifdef WIN32
-#  include <Windows.h>
+#  include <windows.h>
 #  include "utfconv.h"
 #endif