_UNICODE vs UNICODE

[Andriy Palamarchuk]

Francois Gouget wrote:

> On Fri, 18 Jan 2002, Andriy Palamarchuk wrote:
> 
> 
>>Using macro name "UNICODE" instead of "_UNICODE" is a
>>typo, right?
>>
> 
>    No, not necessarily. Windows has both and dinput.h, for instance,
> uses UNICODE, not _UNICODE.
> 
>    But I have no idea why they have two.

I came across this problem when I found out that _T("sss") preprocesses 
to "sss" in both - Unicode (should be L"sss") and ANSI modes.
The change in winnt.h fixed it. I assumed that the same problem was in 
other places.

Andriy Palamarchuk