Type Alias virgl_free_data_callback_type 

pub type virgl_free_data_callback_type = Option<unsafe extern "C" fn(user_data: *mut c_void)>;

Aliased Type

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

Variants

None

No value.

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

Some value of type T.