Function ckb_librocksdb_sys::rocksdb_options_load_from_file

pub unsafe extern "C" fn rocksdb_options_load_from_file(
    config_file: *const c_char, 
    env: *mut rocksdb_env_t, 
    ignore_unknown_options: bool, 
    cache: *mut rocksdb_cache_t, 
    errptr: *mut *mut c_char
) -> rocksdb_fulloptions_t