pub unsafe extern "C" fn fdb_database_purge_blob_granules(
db: *mut FDBDatabase,
begin_key_name: *const u8,
begin_key_name_length: c_int,
end_key_name: *const u8,
end_key_name_length: c_int,
purge_version: i64,
force: fdb_bool_t
) -> *mut FDBFuture