Second the journal "software connected with the FreeBSD open-source operating system is used in several places deep inside several versions of Microsoft's Windows software, such as in the `TCP/IP' section that arranges all connections to the Internet."
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Meanwhile some Microsoft approached staff says that all this accusations are trully false by saying :
"Anyway the FreeBSD programmers who reported all this to the Wall Street Journal can't see the NT TCP/IP source either, so they can't have been referring to that"
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