This is xnu-11215.1.10. See this file in:
// declaration of vm_wire in host_priv.defs
// in 32-bit userspace is incompatible with the kernel's definition
// rdar://118258929
subsystem KernelServer replacement_host_priv 400;
#include <mach/std_types.defs>
#include <mach/mach_types.defs>
#include <mach/clock_types.defs>
#include <mach_debug/mach_debug_types.defs>
skip; // host_get_boot_info
skip; // host_reboot
skip; // host_priv_statistics
skip; // host_default_memory_manager
routine replacement_vm_wire(
host_priv : host_priv_t;
task : vm_map_t;
address : mach_vm_address_t; // was vm_address_t
size : mach_vm_size_t; // was vm_size_t
desired_access : vm_prot_t);