pub unsafe extern "C" fn BNReadSnapshotDataWithProgress(
snapshot: *mut BNSnapshot,
ctxt: *mut c_void,
progress: BNProgressFunction,
) -> *mut BNKeyValueStore
pub unsafe extern "C" fn BNReadSnapshotDataWithProgress(
snapshot: *mut BNSnapshot,
ctxt: *mut c_void,
progress: BNProgressFunction,
) -> *mut BNKeyValueStore