Type Alias UmkaDecRef 

pub type UmkaDecRef = Option<unsafe extern "C" fn(umka: *mut Umka, ptr: *mut c_void)>;

Aliased Type

pub enum UmkaDecRef {
    None,
    Some(unsafe extern "C" fn(*mut tagUmka, *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut tagUmka, *mut c_void))

Some value of type T.