rem: err = sshfs_async_read(sf, chunk);
add: err = sshfs_send_async_read(sf, chunk);
context: static int submit_read(struct sshfs_file *sf, size_t size, off_t offset,                       struct read_chunk **chunkp){    int err;    struct read_chunk *chunk = g_new0(struct read_chunk, 1);    sem_init(&chunk->ready, 0, 0);    buf_init(&chunk->data, 0);    chunk->offset = offset;    chunk->size = size;    chunk->refs = 1;    err = sshfs_async_read(sf, chunk);    if (!err) {        pthread_mutex_lock(&lock);        chunk_put(*chunkp);        *chunkp = chunk;        pthread_mutex_unlock(&lock);    } else        chunk_put(chunk);    return err;    }