libzip -- C library for reading, creating, and modifying zip archives<hr>
<a href="http://www.nih.at/libzip/index.html">http://www.nih.at/libzip/index.html</a><hr>
libzip is a C library for reading, creating, and modifying zip
archives. Files can be added from data buffers, files, or compressed data
copied directly from other zip archives. Changes made without closing
the archive can be reverted.  The API is documented by man pages.
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