Type Alias PAPPSTATE_CHANGE_ROUTINE 

pub type PAPPSTATE_CHANGE_ROUTINE = Option<unsafe extern "system" fn(quiesced: bool, context: *const c_void)>;

Aliased Type

pub enum PAPPSTATE_CHANGE_ROUTINE {
    None,
    Some(unsafe extern "system" fn(bool, *const c_void)),
}

Variants

None

No value.

Some(unsafe extern "system" fn(bool, *const c_void))

Some value of type T.