wget http://ftp.gnu.org/gnu/bash/bash-4.3.tar.gz
tar zxf bash-4.3.tar.gz ; cd bash-4.3
wget -r -nd -np http://ftp.gnu.org/gnu/bash/bash-4.3-patches/
for BP in `ls bash43-*|grep -v sig`; do patch -p0 < $BP; done
./configure
make && make install