Merge branch 'PHP-7.3' into PHP-7.4

* PHP-7.3:
  Skip test when SIGKILL is not defined

Author: mbeccati

ext/posix/tests/posix_errno_variation2.phpt

@@ -6,7 +6,8 @@ Francesco Fullone ff@ideato.it
 #PHPTestFest Cesena Italia on 2009-06-20
 --SKIPIF--
 <?php
-        if(!extension_loaded("posix")) print "skip - POSIX extension not loaded";
+if(!extension_loaded("posix")) print "skip posix extension not loaded";
+if(!extension_loaded("pcntl")) print "skip pcntl extension not loaded";
 ?>
 --FILE--
 <?php