Merge branch 'PHP-7.4'

* PHP-7.4: skip where no groups available

Author: krakjoe

ext/posix/tests/posix_getgrnam_basic.phpt

@@ -3,6 +3,7 @@ Test posix_getgrnam() function : basic functionality
 --SKIPIF--
 <?php
 if (!extension_loaded('posix')) die('skip - POSIX extension not loaded');
+if (!posix_getgroups()) die('skip - groups unavailable (ci)');
 ?>
 --FILE--
 <?php