--- dyld/dyld-1231.3/common/ClosureFileSystem.h
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * Copyright (c) 2017 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 ClosureFileSystem_h
-#define ClosureFileSystem_h
-
-// For MAXPATHLEN
-#include <sys/param.h>
-// For va_list
-#include <stdarg.h>
-// For uint64_t
-#include <stdint.h>
-
-namespace dyld3 {
-namespace closure {
-
-struct LoadedFileInfo {
-    const void*  fileContent                = nullptr;
-    uint64_t     fileContentLen             = 0;
-    uint64_t     sliceOffset                = 0;
-    uint64_t     sliceLen            : 63,
-                 isOSBinary          : 1;
-    uint64_t     inode                      = 0;
-    uint64_t     mtime                      = 0;
-    void (*unload)(const LoadedFileInfo&)   = nullptr;
-    const char*  path                       = nullptr;
-};
-
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wnon-virtual-dtor"
-class FileSystem {
-protected:
-    FileSystem() { }
-
-public:
-
-    // Get the real path for a given path, if it exists.
-    // Returns true if the real path was found and updates the given buffer iff that is the case
-    virtual bool getRealPath(const char possiblePath[MAXPATHLEN], char realPath[MAXPATHLEN]) const = 0;
-
-    // Returns true on success.  If an error occurs the given callback will be called with the reason.
-    // On success, info is filled with info about the loaded file.  If the path supplied includes a symlink,
-    // the supplier realerPath is filled in with the real path of the file, otherwise it is set to the empty string.
-    virtual bool loadFile(const char* path, LoadedFileInfo& info, char realerPath[MAXPATHLEN], void (^error)(const char* format, ...)) const = 0;
-
-    // Frees the buffer allocated by loadFile()
-    virtual void unloadFile(const LoadedFileInfo& info) const = 0;
-
-    // Frees all but the requested range and adjusts info to new buffer location
-    // Remaining buffer can be freed later with unloadFile()
-    virtual void unloadPartialFile(LoadedFileInfo& info, uint64_t keepStartOffset, uint64_t keepLength) const = 0;
-
-    // If a file exists at path, returns true and sets inode and mtime
-    virtual bool fileExists(const char* path, uint64_t* inode=nullptr, uint64_t* mtime=nullptr,
-                            bool* issetuid=nullptr, bool* inodesMatchRuntime = nullptr) const = 0;
-};
-#pragma clang diagnostic pop
-
-} //  namespace closure
-} //  namespace dyld3
-
-#endif /* ClosureFileSystem_h */