Merge branch 'PHP-8.1'

* PHP-8.1:
  socket cmsg credential test fixes, "backporting" from the FreeBSD PR.

Author: krakjoe

ext/sockets/tests/socket_cmsg_credentials.phpt

@@ -14,10 +14,6 @@ die('skip not for AIX');
 if (!defined('SO_PASSCRED')) {
 die('skip SO_PASSCRED is not defined');
 }
---CLEAN--
-<?php
-$path = __DIR__ . "/socket_cmsg_credentials.sock";
-@unlink($path);
 --FILE--
 <?php
 include __DIR__."/mcast_helpers.php.inc";
@@ -35,7 +31,7 @@ $s = socket_create(AF_UNIX, SOCK_DGRAM, 0) or die("err");
 var_dump($s);
 $br = socket_bind($s, $path) or die("err");
 var_dump($br);
-socket_set_nonblock($sends1) or die("Could not put in non-blocking mode");
+socket_set_nonblock($s) or die("Could not put in non-blocking mode");
 socket_set_option($s, SOL_SOCKET, SO_PASSCRED, 1) or die("could not set SO_PASSCRED");
 
 
@@ -57,6 +53,10 @@ print_r($data);
 $pid = getmypid();
 var_dump($data['control'][0]['data']['pid'] === $pid);
 ?>
+--CLEAN--
+<?php
+$path = __DIR__ . "/socket_cmsg_credentials.sock";
+@unlink($path);
 --EXPECTF--
 creating send socket
 object(Socket)#%d (0) {