-#define iswcntrl(wc) __istype((wc), _CTYPE_C)
-#define iswctype(wc, charclass) __istype((wc), (charclass))
-#define iswdigit(wc) __istype((wc), _CTYPE_D)
-#define iswgraph(wc) __istype((wc), _CTYPE_G)
-#define iswlower(wc) __istype((wc), _CTYPE_L)
-#define iswprint(wc) __istype((wc), _CTYPE_R)
-#define iswpunct(wc) __istype((wc), _CTYPE_P)
-#define iswspace(wc) __istype((wc), _CTYPE_S)
-#define iswupper(wc) __istype((wc), _CTYPE_U)
-#define iswxdigit(wc) __istype((wc), _CTYPE_X)
-#define towlower(wc) __tolower(wc)
-#define towupper(wc) __toupper(wc)