Merge branch 'PHP-8.1' into PHP-8.2

* PHP-8.1:
  Don't skip test on Windows due to missing ext/posix

ext/standard/tests/mail/gh7875.phpt

@@ -1,8 +1,5 @@
 --TEST--
 GH-7875 (mails are sent even if failure to log throws exception)
---EXTENSIONS--
-mail
-posix
 --SKIPIF--
 <?php
 $filename = __DIR__ . "/gh7875.mail.log";
@@ -13,7 +10,10 @@ $is_writable = is_writable($filename);
 chmod($filename, 0644);
 unlink($filename);
 if ($is_writable) die("skip cannot make file read-only");
-if (posix_geteuid() == 0) die('skip Cannot run test as root.');
+if (PHP_OS_FAMILY !== "Windows") {
+    if (!extension_loaded('posix')) die('skip POSIX extension not loaded');
+    if (posix_geteuid() == 0) die('skip Cannot run test as root.');
+}
 ?>
 --INI--
 sendmail_path={MAIL:{PWD}/gh7875.mail.out}