versions

glibc 2.9,最新版的C语言库函数

libc {
  GLIBC_2.4 {
    _Q_add; _Q_cmp; _Q_cmpe; _Q_div; _Q_dtoq; _Q_feq; _Q_fge; _Q_fgt;
    _Q_fle; _Q_flt; _Q_fne; _Q_itoq; _Q_mul; _Q_neg; _Q_qtod; _Q_qtoi;
    _Q_qtos; _Q_qtou; _Q_qtoull; _Q_qtoll; _Q_sqrt; _Q_stoq; _Q_sub;
    _Q_utoq; _Q_ulltoq; _Q_lltoq;
  }
}