+void bluesky_inode_flush(BlueSkyFS *fs, BlueSkyInode *inode);
+void bluesky_inode_fetch(BlueSkyFS *fs, uint64_t inum);
+void bluesky_serialize_inode(GString *out, BlueSkyInode *inode);
+BlueSkyInode *bluesky_deserialize_inode(BlueSkyFS *fs, const gchar *buf);
+
+gint bluesky_dirent_compare(gconstpointer a, gconstpointer b,
+ gpointer unused);
+