Update libcurl

Engine/lib/curl/tests/libtest/lib1508.c

@@ -0,0 +1,51 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 2013 - 2022, Linus Nielsen Feltzing <linus@haxx.se>
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at https://curl.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ * SPDX-License-Identifier: curl
+ *
+ ***************************************************************************/
+#include "test.h"
+
+#include "testutil.h"
+#include "warnless.h"
+#include "memdebug.h"
+
+int test(char *URL)
+{
+  int res = 0;
+  CURLM *m = NULL;
+
+  (void)URL;
+
+  global_init(CURL_GLOBAL_ALL);
+
+  multi_init(m);
+
+test_cleanup:
+
+  /* proper cleanup sequence - type PB */
+
+  curl_multi_cleanup(m);
+  curl_global_cleanup();
+
+  printf("We are done\n");
+
+  return res;
+}