wget http://ftp.gnu.org/gnu/m4/m4-1.4.9.tar.gz tar -zvxf m4-1.4.9.tar.gz cd m4-1.4.9/ ./configure && make && make install cd ../ wget http://ftp.gnu.org/gnu/autoconf/autoconf-2.62.tar.gz tar -zvxf autoconf-2.62.tar.gz cd autoconf-2.62/ ./configure && make && make install