--- Gnu-Mach/vm/memory_object_proxy.c	2020/09/02 04:45:27	1.1
+++ Gnu-Mach/vm/memory_object_proxy.c	2020/09/02 04:47:48	1.1.1.2
@@ -115,11 +115,11 @@ memory_object_proxy_notify (mach_msg_hea
    given OBJECT at OFFSET in the new object with the maximum
    protection MAX_PROTECTION and return it in *PORT.  */
 kern_return_t
-memory_object_create_proxy (ipc_space_t space, vm_prot_t max_protection,
+memory_object_create_proxy (const ipc_space_t space, vm_prot_t max_protection,
 			    ipc_port_t *object, natural_t object_count,
-			    vm_offset_t *offset, natural_t offset_count,
-			    vm_offset_t *start, natural_t start_count,
-			    vm_offset_t *len, natural_t len_count,
+			    const vm_offset_t *offset, natural_t offset_count,
+			    const vm_offset_t *start, natural_t start_count,
+			    const vm_offset_t *len, natural_t len_count,
 			    ipc_port_t *port)
 {
   memory_object_proxy_t proxy;