--- Gnu-Mach/ipc/ipc_init.c	2020/09/02 04:45:07	1.1.1.4
+++ Gnu-Mach/ipc/ipc_init.c	2020/09/02 04:47:19	1.1.1.5
@@ -54,7 +54,7 @@
 
 static struct vm_map ipc_kernel_map_store;
 vm_map_t ipc_kernel_map = &ipc_kernel_map_store;
-vm_size_t ipc_kernel_map_size = 8 * 1024 * 1024;
+const vm_size_t ipc_kernel_map_size = 8 * 1024 * 1024;
 
 /*
  *	Routine:	ipc_bootstrap
@@ -108,7 +108,7 @@ ipc_bootstrap(void)
  */
 
 void
-ipc_init()
+ipc_init(void)
 {
 	vm_offset_t min, max;