The PHP Group has released PHP 4.2.1 for Windows and Unix

This bug fix release solves a few bugs found in PHP 4.2.0. PHP 4.2.1 includes the following fixes:

Fix for the MySQL extension not be able to connect to a MySQL server.
Fix for a crash in the COM extension when using an outproc server.
Fix for SID logic in the session extension.
Fixes for the mbstring extension, including SJIS directory name handling and mb_output_buffer().
Fix for a bug in socket_select() that could cause unexpected behavior when using a statement like $w = $e = array($sock);
Almost full DOM compliance for the domxml extension, and fixes for several functions.
Safe_mode checks for show_source(), parse_ini_file() and rmdir().

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