php-8.0.30-src/ext/mysqli/tests/mysqli_thread_safe.phpt

--TEST--
mysqli_thread_safe()
--SKIPIF--
<?php
require_once('skipif.inc');
?>
--FILE--
<?php
    if (!is_bool($tmp = mysqli_thread_safe()))
        printf("[001] Expecting boolean/any, got %s/%s.\n", gettype($tmp), $tmp);

    print "done!";
?>
--EXPECT--
done!