I don't know anythign about PHP.  :(



It apparently uses these functions:

    http://us2.php.net/sqlite
    http://pecl.php.net/package/SQLite  (defunct)




===== To make it work on RHEL =====

1. run `php -v`, find the version you have installed

2. download the version from here:
        http://www.php.net/releases/

3. do the procedures mentioned here: 
        http://us2.php.net/manual/en/sqlite.installation.php#96346

4. create the file /etc/php.d/sqlite.ini with these contents:
            ; Enable sqlite extension module
            extension=sqlite.so

5. restart apache





Installing shared extensions:     /usr/lib64/php/modules/
Installing header files:          /usr/include/php/