I got a reply from the author. The author said only the win32 binary was under the non-free "freeware" license, and the source under the zlib license. Now the "freeware" link has been removed from the web page.
http://www.kipple.pe.kr/win/unalz/ New upstream version 0.63 has more stuff in readme.txt file, but the source files (except UnAlz.h) still lack legal notices. -- Changwoo Ryu <cw...@debian.org>
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