Unicode or not?

Krzysztof <[email protected]> Mon, 05 Mar 2012 13:23:50 +0100
Newsgroups org.kernel.vger.linux-c-programming
Message-ID <[email protected]>
Does it happen that command line which is passed to program arguments is "unicoded"? In other words, when should "main" be defined as "main(int argc, wchar_t **argv)"?

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Regards
Krzysztof J.