kdb_cpu_set_watchpoint
int kdb_cpu_set_watchpoint(vm_offset_t addr, vm_size_t size, int access);
int kdb_cpu_set_watchpoint(vm_offset_t addr, size_t size, int access);
int kdb_cpu_set_watchpoint(vm_offset_t addr, size_t size, int access);
rc = kdb_cpu_set_watchpoint((vm_offset_t)addr, (vm_size_t)size,
error = kdb_cpu_set_watchpoint((vm_offset_t)addr,
error = kdb_cpu_set_watchpoint((vm_offset_t)addr,
error = kdb_cpu_set_watchpoint((vm_offset_t)addr,
int kdb_cpu_set_watchpoint(vm_offset_t addr, vm_size_t size, int access);