Description:
------------
Php does not have full support for sqlite3 fts4.

Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[HY000]: General error: 1 unknown tokenizer: unicode61' in test.php:4
Stack trace:
#0 test.php(4): PDO->exec('create virtual ...')
#1 {main}
  thrown in test.php on line 4


add this compile flag to fix: -DSQLITE_ENABLE_FTS4_UNICODE61

Test script:
---------------
<?php
$pdo = new PDO('sqlite::memory:');
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$pdo->exec('create virtual table a using fts4(s,c,b,tokenize=unicode61)');
$pdo->exec('insert into a values(0,9)');