Installation Installing/Configuring Runtime Configuration Installing/Configuring PHP Manual Installation Short installation note: Untar the tar.gz archive into php4/ext (Latest official releases can be found at SourceForge » PHP Form Extension Project) If the new directory is now called something like session_pgsql. You should name it to session_pgsql (except you only want to build it as self-contained php-module). Run ./buildconf in php4 Run configure --with-session-pgsql (and your other options) make; make install Installing/Configuring Runtime Configuration Installing/Configuring PHP Manual