void inv_compact (BFiles bfs);
void key_input (ZebraHandle zh, int nkeys, int cache, Res res);
ISAMS_M key_isams_m (Res res, ISAMS_M me);
void inv_compact (BFiles bfs);
void key_input (ZebraHandle zh, int nkeys, int cache, Res res);
ISAMS_M key_isams_m (Res res, ISAMS_M me);