     { block_reusing_threshold size_t }
     { num_keeping_headers size_t }
     { breakpad_minidump_dir char* }
-    { custom_file_ops fdb_filemgr_ops_t* } ;
+    { custom_file_ops fdb_filemgr_ops_t* }
+    { num_background_threads size_t }
+    { bcache_flush_limit size_t } ;
 
 STRUCT: fdb_kvs_config
     { create_if_missing bool }

    { fdatasync void* }
    { sync void* }
    { get_errno_str void* }
    { aio_init void* }
    { aio_prep_read void* }
    { aio_submit void* }

FUNCTION: char* fdb_get_lib_version ( )
FUNCTION: char* fdb_get_file_version ( fdb_file_handle* fhandle )
FUNCTION: fdb_filemgr_ops_t* fdb_get_default_file_ops ( )

FUNCTION: fdb_status fdb_fetch_handle_stats ( fdb_kvs_handle *handle,
                                              fdb_handle_stats_cb callback,
                                              void *ctx )
