--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/curl/lib/share.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,66 @@
+#ifndef HEADER_CURL_SHARE_H
+#define HEADER_CURL_SHARE_H
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * 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.haxx.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.
+ *
+ ***************************************************************************/
+
+#include "curl_setup.h"
+#include <curl/curl.h>
+#include "cookie.h"
+#include "psl.h"
+#include "urldata.h"
+#include "conncache.h"
+
+/* SalfordC says "A structure member may not be volatile". Hence:
+ */
+#ifdef __SALFORDC__
+#define CURL_VOLATILE
+#else
+#define CURL_VOLATILE volatile
+#endif
+
+/* this struct is libcurl-private, don't export details */
+struct Curl_share {
+  unsigned int specifier;
+  CURL_VOLATILE unsigned int dirty;
+
+  curl_lock_function lockfunc;
+  curl_unlock_function unlockfunc;
+  void *clientdata;
+  struct conncache conn_cache;
+  struct curl_hash hostcache;
+#if !defined(CURL_DISABLE_HTTP) && !defined(CURL_DISABLE_COOKIES)
+  struct CookieInfo *cookies;
+#endif
+#ifdef USE_LIBPSL
+  struct PslCache psl;
+#endif
+
+  struct curl_ssl_session *sslsession;
+  size_t max_ssl_sessions;
+  long sessionage;
+};
+
+CURLSHcode Curl_share_lock(struct Curl_easy *, curl_lock_data,
+                           curl_lock_access);
+CURLSHcode Curl_share_unlock(struct Curl_easy *, curl_lock_data);
+
+#endif /* HEADER_CURL_SHARE_H */