-#include <fcntl.h>
-#include <errno.h>
-#include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <ctype.h>
-#include <string.h>
-#include <sys/file.h>
-#ifndef O_ACCMODE
-#define O_ACCMODE (O_RDONLY | O_WRONLY | O_RDWR)
-#endif
-#define SEEK_SET 0
-#define SEEK_CUR 1
-
-extern char *malloc();
-extern void free();
-
-/* EXACT TYPES */
-typedef char int8e_type;
-typedef unsigned char uint8e_type;
-typedef short int16e_type;
-typedef unsigned short uint16e_type;
-typedef int int32e_type;
-typedef unsigned int uint32e_type;
-
-/* CORRECT SIZE OR GREATER */
-typedef char int8_type;
-typedef unsigned char uint8_type;
-typedef short int16_type;
-typedef unsigned short uint16_type;
-typedef int int32_type;
-typedef unsigned int uint32_type;
+/* Copyright (C) 2007-2019 Free Software Foundation, Inc.
+ This file is part of BFD, the Binary File Descriptor library.
+
+ 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, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
+
+/* Hopefully this should include either machine/param.h (Ultrix) or
+ machine/machparam.h (Mach), whichever is its name on this system. */
+#include <sys/param.h>
+
+#include <machine/vmparam.h>
+
+#define HOST_PAGE_SIZE NBPG
+/* #define HOST_SEGMENT_SIZE NBPG -- we use HOST_DATA_START_ADDR */
+#define HOST_MACHINE_ARCH bfd_arch_mips
+/* #define HOST_MACHINE_MACHINE */
+
+#define HOST_TEXT_START_ADDR USRTEXT
+#define HOST_DATA_START_ADDR USRDATA
+#define HOST_STACK_END_ADDR USRSTACK
+
+#define TRAD_UNIX_CORE_FILE_FAILING_SIGNAL(core_bfd) \
+ ((core_bfd)->tdata.trad_core_data->u.u_arg[0])