libc {

  GLIBC_2.0 {

    # global variables

    __daylight; __timezone; __tzname;

    # functions with special/multiple interfaces

    __adjtimex;

    # functions used in other libraries

    __gmtime_r; __gettimeofday;

    # variables in normal name space

    daylight; timezone; tzname;

    # a*

    adjtime; adjtimex; asctime; asctime_r;

    # c*

    clock; ctime; ctime_r;

    # d*

    difftime; dysize;

    # f*

    ftime;

    # g*

    getitimer; gettimeofday; gmtime; gmtime_r;

    # l*

    localtime; localtime_r;

    # m*

    mktime;

    # s*

    setitimer; settimeofday; stime; strftime; strptime;

    # t*

    time; timegm; timelocal; tzset;

  }

  GLIBC_2.1 {

    # variables in normal name space

    getdate_err;

    # g*

    getdate; getdate_r;

  }

  GLIBC_2.2 {

    # w*

    wcsftime;

    # c*; actually in librt in version 2.2, moved to libc in 2.17

    clock_getres; clock_gettime; clock_settime; clock_getcpuclockid;

    clock_nanosleep;

  }

  GLIBC_2.3 {

    # these internal names are used by libstdc++

    __strftime_l; __wcsftime_l;

    # s*

    strftime_l;

    # w*

    wcsftime_l;

  }

  GLIBC_2.3.2 {

    strptime_l;

  }

  GLIBC_2.16 {

    timespec_get;

  }

  GLIBC_2.17 {

    # c*

    clock_getres; clock_gettime; clock_settime; clock_getcpuclockid;

    clock_nanosleep;

  }

  GLIBC_PRIVATE {

    # same as clock_gettime; used in other libraries

    __clock_gettime;

  }

}