1 files changed, 4 insertions, 1 deletions
diff --git a/make/stub_includes/win32/WindowsDWM.h b/make/stub_includes/win32/WindowsDWM.h
index 357602dae..2115a5908 100644
--- a/make/stub_includes/win32/WindowsDWM.h
+++ b/make/stub_includes/win32/WindowsDWM.h
@@ -1,8 +1,11 @@
 #ifndef WGL_DWM_VERSION_1_X
 
-#define DWM_BB_ENABLE 1
+#define DWM_BB_ENABLE                 0x00000001
+#define DWM_BB_BLURREGION             0x00000002
+#define DWM_BB_TRANSITIONONMAXIMIZED  0x00000004
 #define DWM_EC_DISABLECOMPOSITION     0
 #define DWM_EC_ENABLECOMPOSITION      1
+
   
 typedef struct tagDWM_BLURBEHIND {  
     DWORD dwFlags;