5 function int iswalnum (wint_t)
6 function int iswalpha (wint_t)
7 function int iswcntrl (wint_t)
8 function int iswdigit (wint_t)
9 function int iswgraph (wint_t)
10 function int iswlower (wint_t)
11 function int iswprint (wint_t)
12 function int iswpunct (wint_t)
13 function int iswspace (wint_t)
14 function int iswupper (wint_t)
15 function int iswxdigit (wint_t)
16 function int iswctype (wint_t, wctype_t)
17 function wint_t towctrans (wint_t, wctrans_t)
18 function wint_t towlower (wint_t)
19 function wint_t towupper (wint_t)
20 function wctrans_t wctrans (const char*)
21 function wctype_t wctype (const char*)