Fixed bug #39483 (Problem with handling of \ char in prepared statements).

Added "default" option that allows a default value to be set for an invalid
or missing value.

Fixed bug #39718 (possible crash if assert.callback is set in ini).

Fixed bug #39527 (Failure to retrieve results when multiple unbuffered,
prepared statements are used in pdo_mysql).

Fixed typo

Bug #39438 (Fatal error: Out of memory)

tests + BFN

Fixed bug #39702 (php crashes in the allocator on linux-m68k)

Fixed bug #39640 (Segfault with "Allowed memory size exhausted")

Fixed bug #39652 (Wrong negative results from memeory_get_usage())

Fixed bug #39648 (Implementation of PHP functions chown() and chgrp() are
not thread safe).

- Updated timezone database to version 2006.16.

Fixed bug #39663 (Memory leak in pg_get_notify() and a possible memory
corruption on Windows in pgsql and pdo_pgsql extensions).

MFH: fix #39673 (file_get_contents causes bus error on certain offsets)

MFH: fix #39662 (Segfault when calling asXML() of a cloned SimpleXMLElement)

Fixed bug #39656 (crash when calling fetch() on a PDO statment object
after closeCursor()).

BFN

MFH: fix #39564 (PDO::errorInfo() returns inconsistent information when sqlite3_step() fails)

Added a meta tag to phpinfo() output to prevent search engines from
indexing the page.

MFH: fix #39621 (str_replace() is not binary safe on strings with equal length)

MFH: fix #39583 (ftp_put() does not change transfer mode to ASCII)

BFN

Fixed bug #39534 (Error in maths to calculate of ZEND_MM_ALIGNED_MIN_HEADER_SIZE). (wharmby at uk dot ibm dot com)

Fixed bug #39548 (ZMSG_LOG_SCRIPT_NAME not routed to OutputDebugString() on Windows)

Fixed bug #39602 (Invalid session.save_handler crashes PHP)