1libc {
2  GLIBC_2.0 {
3    # functions used in inline functions or macros
4    __iswctype;
5
6    # i*
7    iswalnum; iswalpha; iswcntrl; iswctype; iswdigit; iswgraph; iswlower;
8    iswprint; iswpunct; iswspace; iswupper; iswxdigit;
9
10    # t*
11    towctrans; towlower; towupper;
12
13    # w*
14    wctrans; wctype; wcwidth;
15  }
16  GLIBC_2.1 {
17    # functions used in inline functions or macros
18    __towctrans;
19
20    # i*
21    iswblank;
22  }
23}
24