# tar xvfz db-4.7.25.tar.gz
# cd db-4.7.25
db-4.7.25# cd build_unix
db-4.7.25/build_unix# ../dist/configure
db-4.7.25/build_unix# make
db-4.7.25/build_unix# make install
db-4.7.25/build_unix# echo "/usr/local/BerkeleyDB.4.7/lib" >> /etc/ld.so.conf
db-4.7.25/build_unix# ldconfig