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diff --git a/include/mach/multiboot.h b/include/mach/multiboot.h
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+/* 
+ * Copyright (c) 1995-1994 The University of Utah and
+ * the Computer Systems Laboratory at the University of Utah (CSL).
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify and distribute this software is hereby
+ * granted provided that (1) source code retains these copyright, permission,
+ * and disclaimer notices, and (2) redistributions including binaries
+ * reproduce the notices in supporting documentation, and (3) all advertising
+ * materials mentioning features or use of this software display the following
+ * acknowledgement: ``This product includes software developed by the
+ * Computer Systems Laboratory at the University of Utah.''
+ *
+ * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
+ * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
+ * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ *
+ * CSL requests users of this software to return to csl-dist@cs.utah.edu any
+ * improvements that they make and grant CSL redistribution rights.
+ *
+ *      Author: Bryan Ford, University of Utah CSL
+ */
+#ifndef _MACH_MULTIBOOT_H_
+#define _MACH_MULTIBOOT_H_
+
+#include <mach/machine/vm_types.h>
+#include <mach/machine/multiboot.h>
+
+struct multiboot_region
+{
+	vm_offset_t		start;
+	vm_offset_t		end;
+};
+
+struct multiboot_rlist
+{
+	int			count;
+	vm_offset_t		regions;
+};
+
+struct multiboot_module
+{
+	/* Location and size of the module.  */
+	struct multiboot_region	region;
+
+	/* Command-line associated with this boot module:
+	   a null-terminated ASCII string.
+	   Both start and end are 0 if there is no command line.
+	   The end pointer points at least one byte past the terminating null.  */
+	struct multiboot_region	cmdline;
+
+	/* Reserved; boot loader must initialize to zero.  */
+	natural_t		pad[4];
+};
+
+struct multiboot_info
+{
+	/* List of available physical memory regions.
+	   Can (and probably does) include the memory containing
+	   the kernel, boot modules, this structure, etc.  */
+	struct multiboot_rlist	avail;
+
+	/* Physical memory region occupied by things the boot loader set up
+	   and the OS shouldn't clobber at least until it's all done initializing itself.
+	   This includes the kernel image, boot modules, these structures,
+	   initial processor tables, etc.  */
+	struct multiboot_rlist	occupied;
+
+	/* Command-line for the OS kernel: a null-terminated ASCII string.
+	   Both start and end are 0 if there is no command line.
+	   The end pointer points at least one byte past the terminating null.  */
+	struct multiboot_region	cmdline;
+
+	/* Secondary boot modules loaded with this kernel image.  */
+	int			nmods;
+	vm_offset_t		mods;
+
+	/* Reserved; boot loader must initialize to zero.  */
+	natural_t		pad[4];
+};
+
+#endif _MACH_MULTIBOOT_H_
+/* 
+ * Copyright (c) 1995-1994 The University of Utah and
+ * the Computer Systems Laboratory at the University of Utah (CSL).
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify and distribute this software is hereby
+ * granted provided that (1) source code retains these copyright, permission,
+ * and disclaimer notices, and (2) redistributions including binaries
+ * reproduce the notices in supporting documentation, and (3) all advertising
+ * materials mentioning features or use of this software display the following
+ * acknowledgement: ``This product includes software developed by the
+ * Computer Systems Laboratory at the University of Utah.''
+ *
+ * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
+ * IS" CONDITION.  THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
+ * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ *
+ * CSL requests users of this software to return to csl-dist@cs.utah.edu any
+ * improvements that they make and grant CSL redistribution rights.
+ *
+ *      Author: Bryan Ford, University of Utah CSL
+ */
+#ifndef _MACH_MULTIBOOT_H_
+#define _MACH_MULTIBOOT_H_
+
+#include <mach/machine/vm_types.h>
+#include <mach/machine/multiboot.h>
+
+struct multiboot_region
+{
+	vm_offset_t		start;
+	vm_offset_t		end;
+};
+
+struct multiboot_rlist
+{
+	int			count;
+	vm_offset_t		regions;
+};
+
+struct multiboot_module
+{
+	/* Location and size of the module.  */
+	struct multiboot_region	region;
+
+	/* Command-line associated with this boot module:
+	   a null-terminated ASCII string.
+	   Both start and end are 0 if there is no command line.
+	   The end pointer points at least one byte past the terminating null.  */
+	struct multiboot_region	cmdline;
+
+	/* Reserved; boot loader must initialize to zero.  */
+	natural_t		pad[4];
+};
+
+struct multiboot_info
+{
+	/* List of available physical memory regions.
+	   Can (and probably does) include the memory containing
+	   the kernel, boot modules, this structure, etc.  */
+	struct multiboot_rlist	avail;
+
+	/* Physical memory region occupied by things the boot loader set up
+	   and the OS shouldn't clobber at least until it's all done initializing itself.
+	   This includes the kernel image, boot modules, these structures,
+	   initial processor tables, etc.  */
+	struct multiboot_rlist	occupied;
+
+	/* Command-line for the OS kernel: a null-terminated ASCII string.
+	   Both start and end are 0 if there is no command line.
+	   The end pointer points at least one byte past the terminating null.  */
+	struct multiboot_region	cmdline;
+
+	/* Secondary boot modules loaded with this kernel image.  */
+	int			nmods;
+	vm_offset_t		mods;
+
+	/* Reserved; boot loader must initialize to zero.  */
+	natural_t		pad[4];
+};
+
+#endif _MACH_MULTIBOOT_H_