--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/lcms2/plugins/threaded/include/lcms2_threaded.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,59 @@
+//---------------------------------------------------------------------------------
+//
+//  Little Color Management System, multithread extensions
+//  Copyright (c) 1998-2023 Marti Maria Saguer, all rights reserved
+//
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+//---------------------------------------------------------------------------------
+
+#ifndef _LCMS2_THREADED_H
+#define _LCMS2_THREADED_H
+
+#include "lcms2_plugin.h"
+
+#ifdef CMS_NO_PTHREADS
+#error "This plug-in needs pthreads to operate"
+#endif
+
+#ifndef CMS_USE_CPP_API
+#   ifdef __cplusplus
+extern "C" {
+#   endif
+#endif
+
+#define LCMS2_THREADED_VERSION   1000
+
+// Configuration toggles
+
+// The one and only plug-in entry point. To install this plugin in your code you need to place this in 
+// some initialization place. If you want to combine this plug-in with fastfloat, make sure to call 
+// the threaded entry point comes last in chain. flags is a reserved field for future use
+//
+//  cmsPlugin(cmsThreadedExtensions(CMS_THREADED_GUESS_MAX_THREADS, 0));
+// 
+
+#define CMS_THREADED_GUESS_MAX_THREADS -1
+
+CMSAPI void* CMSEXPORT cmsThreadedExtensions(cmsInt32Number max_threads, cmsUInt32Number flags);
+
+#ifndef CMS_USE_CPP_API
+#   ifdef __cplusplus
+    }
+#   endif
+#endif
+
+#endif
+