pub unsafe extern "C" fn zx_system_set_processor_power_level_domain(
    resource: u32,
    options: u64,
    cpus: *const zx_cpu_set_t,
    power_levels: *const zx_processor_power_level_t,
    num_power_levels: usize,
    transitions: *const zx_processor_power_level_transition_t,
    num_transitions: usize
) -> i32