Type Alias DBusAddWatchFunction 

pub type DBusAddWatchFunction = Option<extern "C" fn(watch: *mut DBusWatch, user_data: *mut c_void) -> u32>;

Aliased Type

pub enum DBusAddWatchFunction {
    None,
    Some(extern "C" fn(*mut c_void, *mut c_void) -> u32),
}

Variants

None

No value.

Some(extern "C" fn(*mut c_void, *mut c_void) -> u32)

Some value of type T.