Install Tk by running the following commands: VERSION=&tk-version; && V=`echo $VERSION | cut -d "." -f 1,2` && DIR=$PWD && cd unix && ./configure --prefix=/usr && make && sed -i "s:${DIR}/unix:/usr/lib:" tkConfig.sh && sed -i "s:${DIR}:/usr/include/tk${V}:" tkConfig.sh && make install && install -d /usr/include/tk${V}/unix && install -m644 *.h /usr/include/tk${V}/unix/ && install -d /usr/include/tk${V}/generic && install -m644 ../generic/*.h /usr/include/tk${V}/generic/ && rm -f /usr/include/tk${V}/generic/{tk,tkDecls,tkPlatDecls}.h && ln -nsf /usr/include/tk${V} /usr/lib/tk${V}/include && ln -sf libtk${V}.so /usr/lib/libtk.so && ln -sf wish${V} /usr/bin/wish