diff -urN DR3alpha5/osfmk/src/default_pager/dp_memory_object.c /usr/src/DR3alpha5/osfmk/src/default_pager/dp_memory_object.c
--- DR3alpha5/osfmk/src/default_pager/dp_memory_object.c	Tue Apr 21 17:56:40 1998
+++ /usr/src/DR3alpha5/osfmk/src/default_pager/dp_memory_object.c	Wed Apr 29 16:40:58 1998
@@ -386,6 +386,17 @@
  * 	manager port to the kernel, we don't have to
  * 	be so paranoid about the contents.
  */
+
+kern_return_t
+seqnos_memory_object_create(
+	mach_port_t		pager,
+	mach_port_seqno_t	seqno,
+	mach_port_t		new_mem_obj,
+	vm_size_t		new_size,
+	mach_port_t		new_control_port,
+	vm_size_t		new_page_size);
+
+
 kern_return_t
 seqnos_memory_object_create(
 	mach_port_t		pager,
@@ -459,6 +470,13 @@
 	mach_port_t		mem_obj,
 	mach_port_seqno_t	seqno,
 	mach_port_t		control_port,
+	vm_size_t		pager_page_size);
+
+kern_return_t
+seqnos_memory_object_init(
+	mach_port_t		mem_obj,
+	mach_port_seqno_t	seqno,
+	mach_port_t		control_port,
 	vm_size_t		pager_page_size)
 {
 	vstruct_t		vs;
@@ -515,6 +533,16 @@
 	mach_port_t		control_port,
 	vm_offset_t		offset,
 	vm_offset_t		length,
+	vm_sync_t		flags);
+
+
+kern_return_t
+seqnos_memory_object_synchronize(
+	mach_port_t		mem_obj,
+	mach_port_seqno_t	seqno,
+	mach_port_t		control_port,
+	vm_offset_t		offset,
+	vm_offset_t		length,
 	vm_sync_t		flags)
 {
 	vstruct_t	vs;
@@ -534,6 +562,13 @@
 seqnos_memory_object_terminate(
 	mach_port_t		mem_obj,
 	mach_port_seqno_t	seqno,
+	mach_port_t		control_port);
+
+
+kern_return_t
+seqnos_memory_object_terminate(
+	mach_port_t		mem_obj,
+	mach_port_seqno_t	seqno,
 	mach_port_t		control_port)
 {
 	vstruct_t		vs;
@@ -661,6 +696,16 @@
 	mach_port_t		reply_to,
 	vm_offset_t		offset,
 	vm_size_t		length,
+	vm_prot_t		protection_required);
+
+
+kern_return_t
+seqnos_memory_object_data_request(
+	memory_object_t		mem_obj,
+	mach_port_seqno_t	seqno,
+	mach_port_t		reply_to,
+	vm_offset_t		offset,
+	vm_size_t		length,
 	vm_prot_t		protection_required)
 {
 	vstruct_t		vs;
@@ -693,6 +738,16 @@
  * write it if we do not.  The implementation is far from optimized, and
  * also assumes that the default_pager is single-threaded.
  */
+
+kern_return_t
+seqnos_memory_object_data_initialize(
+	memory_object_t		mem_obj,
+	mach_port_seqno_t	seqno,
+	mach_port_t		control_port,
+	vm_offset_t		offset,
+	pointer_t		addr,
+	vm_size_t		data_cnt);
+
 kern_return_t
 seqnos_memory_object_data_initialize(
 	memory_object_t		mem_obj,
@@ -790,6 +845,15 @@
 	mach_port_seqno_t	seqno,
 	mach_port_t		control_port,
 	vm_offset_t		offset,
+	vm_size_t		length);
+
+
+kern_return_t
+seqnos_memory_object_lock_completed(
+	memory_object_t		mem_obj,
+	mach_port_seqno_t	seqno,
+	mach_port_t		control_port,
+	vm_offset_t		offset,
 	vm_size_t		length)
 {
 	static char	here[] = "memory_object_lock_completed";
@@ -813,6 +877,15 @@
 	mach_port_t		control_port,
 	vm_offset_t		offset,
 	vm_size_t		data_cnt,
+	vm_prot_t		desired_access);
+
+kern_return_t
+seqnos_memory_object_data_unlock(
+	memory_object_t		mem_obj,
+	mach_port_seqno_t	seqno,
+	mach_port_t		control_port,
+	vm_offset_t		offset,
+	vm_size_t		data_cnt,
 	vm_prot_t		desired_access)
 {
 	static char	here[] = "memory_object_data_unlock";
@@ -821,6 +894,15 @@
 	return KERN_FAILURE;
 }
 
+kern_return_t
+seqnos_memory_object_supply_completed(
+	memory_object_t		mem_obj,
+	mach_port_seqno_t	seqno,
+	mach_port_t		control_port,
+	vm_offset_t		offset,
+	vm_size_t		length,
+	kern_return_t		result,
+	vm_offset_t		error_offset);
 
 kern_return_t
 seqnos_memory_object_supply_completed(
@@ -847,6 +929,17 @@
 	pointer_t		addr,
 	vm_size_t		data_cnt,
 	boolean_t		dirty,
+	boolean_t		kernel_copy);
+
+kern_return_t
+seqnos_memory_object_data_return(
+	memory_object_t		mem_obj,
+	mach_port_seqno_t	seqno,
+	mach_port_t		control_port,
+	vm_offset_t		offset,
+	pointer_t		addr,
+	vm_size_t		data_cnt,
+	boolean_t		dirty,
 	boolean_t		kernel_copy)
 {
 	vstruct_t	vs;
@@ -894,11 +987,27 @@
 	mach_port_seqno_t	seqno,
 	memory_object_control_t	memory_control,
 	vm_offset_t		offset, 
+	vm_size_t		length);
+
+kern_return_t
+seqnos_memory_object_discard_request(
+	memory_object_t		mem_obj, 
+	mach_port_seqno_t	seqno,
+	memory_object_control_t	memory_control,
+	vm_offset_t		offset, 
 	vm_size_t		length)
 {
 	panic("illegal");
 	return KERN_FAILURE;
 }
+
+kern_return_t
+seqnos_memory_object_change_completed(
+	memory_object_t		mem_obj,
+	mach_port_seqno_t	seqno,
+	memory_object_control_t	memory_control,
+	memory_object_flavor_t	flavor);
+
 
 kern_return_t
 seqnos_memory_object_change_completed(
diff -urN DR3alpha5/osfmk/src/file_systems/ext2fs/ext2fs.h /usr/src/DR3alpha5/osfmk/src/file_systems/ext2fs/ext2fs.h
--- DR3alpha5/osfmk/src/file_systems/ext2fs/ext2fs.h	Tue Apr 21 17:56:41 1998
+++ /usr/src/DR3alpha5/osfmk/src/file_systems/ext2fs/ext2fs.h	Wed Apr 29 16:46:39 1998
@@ -152,6 +152,10 @@
 extern boolean_t ext2fs_file_is_directory(fs_private_t);
 extern boolean_t ext2fs_file_is_executable(fs_private_t);
 
+#if	defined(__powerpc__) || defined(__hppa__)
+extern __inline__ unsigned short le16_to_cpu(unsigned short x);
+extern __inline__ unsigned long le32_to_cpu(unsigned long x); 
+#endif	/* __powerpc__ || __hppa__ */
 
 /*
  * In-core open file.