#define bdb_idl_intersection BDB_SYMBOL(idl_intersection)
#define bdb_idl_union BDB_SYMBOL(idl_union)
#define bdb_idl_sort BDB_SYMBOL(idl_sort)
-#define bdb_idl_append BDB_SYMBOL(idl_append)
+#define bdb_idl_merge BDB_SYMBOL(idl_merge)
#define bdb_idl_append_one BDB_SYMBOL(idl_append_one)
#define bdb_idl_fetch_key BDB_SYMBOL(idl_fetch_key)