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diff --git a/src/ld/parsers/lto_file.h b/src/ld/parsers/lto_file.h
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+/* -*- mode: C++; c-basic-offset: 4; tab-width: 4 -*-
+ *
+ * Copyright (c) 2009-2010 Apple Inc. All rights reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+#ifndef __LTO_FILE_H__
+#define __LTO_FILE_H__
+
+#include "ld.hpp"
+
+namespace lto {
+
+extern const char* version();
+
+extern bool libLTOisLoaded();
+
+extern const char* archName(const uint8_t* fileContent, uint64_t fileLength);
+
+extern bool isObjectFile(const uint8_t* fileContent, uint64_t fileLength, cpu_type_t architecture, cpu_subtype_t subarch);
+
+extern ld::relocatable::File* parse(const uint8_t* fileContent, uint64_t fileLength, 
+									const char* path, time_t modTime, uint32_t ordinal, 
+									cpu_type_t architecture, cpu_subtype_t subarch, bool logAllFiles);
+
+struct OptimizeOptions {
+	const char*							outputFilePath;
+	const char*							tmpObjectFilePath;
+	bool								allGlobalsAReDeadStripRoots;
+	bool								verbose; 
+	bool								saveTemps; 
+	bool								pie; 
+	bool								mainExecutable; 
+	bool								staticExecutable; 
+	bool								relocatable;
+	bool								allowTextRelocs; 
+	bool								linkerDeadStripping; 
+	cpu_type_t							arch;
+	const std::vector<const char*>*		llvmOptions;
+};
+
+extern bool	optimize(   const std::vector<const ld::Atom*>&	allAtoms,
+						ld::Internal&						state,
+						uint32_t							nextInputOrdinal, 
+						const OptimizeOptions&				options,
+						ld::File::AtomHandler&				handler,
+						std::vector<const ld::Atom*>&		newAtoms, 
+						std::vector<const char*>&			additionalUndefines);
+						
+} // namespace lto
+
+
+#endif // __LTO_FILE_H__
+
+