+/* Internal xlocale-style WCType API */
+int _PDCLIB_iswalnum_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswalpha_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswblank_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswcntrl_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswdigit_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswgraph_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswlower_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswprint_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswpunct_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswspace_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswupper_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswxdigit_l( wint_t _Wc, locale_t l );
+int _PDCLIB_iswctype_l( wint_t _Wc, wctype_t _Desc, locale_t l );
+wint_t _PDCLIB_towlower_l( wint_t _Wc, locale_t l );
+wint_t _PDCLIB_towupper_l( wint_t _Wc, locale_t l );
+wint_t _PDCLIB_towctrans_l( wint_t _Wc, wctrans_t _Desc, locale_t l );