GLIBC_2.2.5 {
  global:
    __libc_stack_end;
    _dl_mcount;
    _r_debug;
    calloc; free; malloc; realloc;
  local:
    *;
};
GLIBC_2.3 {
  global:
    __tls_get_addr;
} GLIBC_2.2.5;
GLIBC_2.4 {
  global:
    __stack_chk_guard;
} GLIBC_2.3;
GLIBC_PRIVATE {
  global:
    __get_cpu_features;
    __libc_enable_secure;
    __pointer_chk_guard;
    __tunable_get_val;
    _dl_allocate_tls; _dl_allocate_tls_init;
    _dl_argv; _dl_find_dso_for_object; _dl_get_tls_static_info;
    _dl_deallocate_tls; _dl_make_stack_executable;
    _dl_debug_state;
    _dl_exception_create; _dl_exception_create_format; _dl_exception_free;
    _dl_rtld_di_serinfo; _dl_starting_up;
    _dl_signal_error; _dl_catch_error;
    _dl_signal_exception; _dl_catch_exception;
    _rtld_global; _rtld_global_ro;
} GLIBC_2.4;