By default, UnZip does not support shrink decompression. To enable it or to obtain more information, check out the UnZip FAQ at . Install UnZip by running the following commands: patch -Np1 -i ../unzip-&unzip-version;-fix-Makefile.patch && patch -Np1 -i ../unzip-&unzip-version;-fix-libz.patch && patch -Np1 -i ../unzip-&unzip-version;-dont-make-noise.patch && cp unix/Makefile . && make prefix=/usr linux && make prefix=/usr linux_shlibz && make prefix=/usr install && cp -a libunzip.so* /usr/lib