Beta version of masm32 and UNICODE

[ToutEnMasm]

I have searched for Unicode change in the windows.inc and see only unicode prototypes.
There is also UNICODE messages:

SB_SETTEXTA   equ   < WM_USER + 1>
SB_SETTEXTW   equ   < WM_USER + 11>

and UNICODE CLASS

; RichEdit 2.0 Window Class
; On Windows CE, avoid possible conflicts on Win95
CERICHEDIT_CLASSA   equ   <"RichEditCEA">
CERICHEDIT_CLASSW   equ   <"RichEditCEW">
RICHEDIT_CLASSA   equ   <"RichEdit20A">
RICHEDIT_CLASS10A   equ   <"RICHEDIT">
IFNDEF MACPORT
RICHEDIT_CLASSW   equ   <"RichEdit20W">
ELSE
RICHEDIT_CLASSW   equ   <"RichEdit20W">
ENDIF ; MACPORT