Merge branch 'PHP-7.4'

* PHP-7.4:
  Fix #78684: PCRE bug72463_2 test is sending emails on Linux

Author: cmb69

ext/pcre/tests/bug72463_2.phpt

@@ -1,5 +1,11 @@
 --TEST--
 Bug #72463 mail fails with invalid argument
+--SKIPIF--
+<?php
+if(substr(PHP_OS, 0, 3) != "WIN") {
+	die('skip windows only');
+}
+?>
 --INI--
 SMTP=non.existent.smtp.server
 --FILE--