fails to extract 7zip (win) / tar -xvzf (linux) /

[nthu9280]

unzip -t ./lsiutil-1.72.tar.gz
Archive: ./lsiutil-1.72.tar.gz
End-of-central-directory signature not found. Either this file is not
a zipfile, or it constitutes one disk of a multi-part archive. In the
latter case the central directory and zipfile comment will be found on
the last disk(s) of this archive.
unzip: cannot find zipfile directory in one of ./lsiutil-1.72.tar.gz or
./lsiutil-1.72.tar.gz.zip, and cannot find ./lsiutil-1.72.tar.gz.ZIP, period.

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gzip -d lsiutil-1.72.tar.gz
gzip: lsiutil-1.72.tar.gz: not in gzip format

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