Merge branch 'PHP-7.4'

* PHP-7.4:
  Fix posix_errno test without PCNTL dep

ext/posix/tests/posix_errno_variation2.phpt

@@ -12,7 +12,10 @@ Francesco Fullone ff@ideato.it
 <?php
 echo "*** Test by calling function with pid error ***\n";
 
-posix_kill((2 ** 22) + 1, SIGKILL);
+// Don't rely on PCNTL extension being around
+$SIGKILL = 9;
+
+posix_kill((2 ** 22) + 1, $SIGKILL);
 
 var_dump(posix_errno());
 ?>