There seems to be another problem:
[email protected] [~]# php --ri pdo_sqlite
pdo_sqlite
PDO Driver for SQLite 3.x => enabled
php: symbol lookup error: /usr/local/lib/php/extensions/no-debug-non-zts-20090626/pdo_sqlite.so: undefined symbol: sqlite3_libversion
[email protected] [~]# php --ri pdo_sqlite
pdo_sqlite
PDO Driver for SQLite 3.x => enabled
php: symbol lookup error: /usr/local/lib/php/extensions/no-debug-non-zts-20090626/pdo_sqlite.so: undefined symbol: sqlite3_libversion