How can I send patches to developers?

まちゃぴろ <[email protected]> Sat, 1 Jun 2013 15:54:53 +0900
Newsgroups gmane.comp.emulators.wine.user
Message-ID <CAFDh5uLFO9X4XAEoehZgH4foqcRu73CB6WA0-j1irzCBq3jusg@mail.gmail.com>
I read many pages,but I cannot find the way.
Do I need Git to send patches?

-- 

From A PC Programmer,Matyapiro
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