| libthread_db { | 
 |   GLIBC_2.1.3 { | 
 |     # t* | 
 |     td_init; td_log; td_ta_clear_event; td_ta_delete; td_ta_enable_stats; | 
 |     td_ta_event_addr; td_ta_event_getmsg; td_ta_get_nthreads; td_ta_get_ph; | 
 |     td_ta_get_stats; td_ta_map_id2thr; td_ta_map_lwp2thr; td_ta_new; | 
 |     td_ta_reset_stats; td_ta_set_event; td_ta_setconcurrency; | 
 |     td_ta_thr_iter; td_ta_tsd_iter; td_thr_clear_event; td_thr_dbresume; | 
 |     td_thr_dbsuspend; td_thr_event_enable; td_thr_event_getmsg; | 
 |     td_thr_get_info; td_thr_getfpregs; td_thr_getgregs; td_thr_getxregs; | 
 |     td_thr_getxregsize; td_thr_set_event; td_thr_setfpregs; td_thr_setgregs; | 
 |     td_thr_setprio; td_thr_setsigpending; td_thr_setxregs; td_thr_sigsetmask; | 
 |     td_thr_tsd; td_thr_validate; | 
 |   } | 
 |   GLIBC_2.2.3 { | 
 |     td_symbol_list; | 
 |   } | 
 |   GLIBC_2.3 { | 
 |     td_thr_tls_get_addr; | 
 |   } | 
 |   GLIBC_2.3.3 { | 
 |     td_thr_tlsbase; | 
 |   } | 
 | } |