--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lld/MachO/MachOStructs.h	Tue Jun 08 06:07:14 2021 +0900
@@ -0,0 +1,51 @@
+//===- MachOStructs.h -------------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines structures used in the MachO object file format. Note that
+// unlike llvm/BinaryFormat/MachO.h, the structs here are defined in terms of
+// endian- and alignment-compatibility wrappers.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLD_MACHO_MACHO_STRUCTS_H
+#define LLD_MACHO_MACHO_STRUCTS_H
+
+#include "llvm/Support/Endian.h"
+
+namespace lld {
+
+namespace structs {
+
+struct nlist_64 {
+  llvm::support::ulittle32_t n_strx;
+  uint8_t n_type;
+  uint8_t n_sect;
+  llvm::support::ulittle16_t n_desc;
+  llvm::support::ulittle64_t n_value;
+};
+
+struct nlist {
+  llvm::support::ulittle32_t n_strx;
+  uint8_t n_type;
+  uint8_t n_sect;
+  llvm::support::ulittle16_t n_desc;
+  llvm::support::ulittle32_t n_value;
+};
+
+struct entry_point_command {
+  llvm::support::ulittle32_t cmd;
+  llvm::support::ulittle32_t cmdsize;
+  llvm::support::ulittle64_t entryoff;
+  llvm::support::ulittle64_t stacksize;
+};
+
+} // namespace structs
+
+} // namespace lld
+
+#endif