Added a few toolbar defines.
diff --git a/include/commctrl.h b/include/commctrl.h
index 48c0b69..367ae97 100644
--- a/include/commctrl.h
+++ b/include/commctrl.h
@@ -829,6 +829,8 @@
#define TBSTYLE_GROUP 0x04
#define TBSTYLE_CHECKGROUP (TBSTYLE_GROUP | TBSTYLE_CHECK)
#define TBSTYLE_DROPDOWN 0x08
+#define TBSTYLE_AUTOSIZE 0x10
+#define TBSTYLE_NOPREFIX 0x20
#define TBSTYLE_TOOLTIPS 0x0100
#define TBSTYLE_WRAPABLE 0x0200
@@ -836,6 +838,9 @@
#define TBSTYLE_FLAT 0x0800
#define TBSTYLE_LIST 0x1000
#define TBSTYLE_CUSTOMERASE 0x2000
+#define TBSTYLE_REGISTERDROP 0x4000
+#define TBSTYLE_TRANSPARENT 0x8000
+#define TBSTYLE_EX_DRAWDDARROWS 0x00000001
#define TBIF_IMAGE 0x00000001
#define TBIF_TEXT 0x00000002