+/* TODO: Documentation */
+
+/* ----------------------------------------------------------------------------
+ * TYPEDEFS
+ * --------------------------------------------------------------------------*/
+
+#ifndef _WINT_T
+#define _WINT_T _WINT_T
+typedef __wint_t wint_t
+#endif /* _WINT_T */
+
+typedef wctrans_t; /* TODO - to __intern.h / __personality.h? */
+typedef wctype_t; /* TODO - to __intern.h / __personality.h? */
+
+/* ----------------------------------------------------------------------------
+ * FUNCTIONS
+ * --------------------------------------------------------------------------*/
+
+int iswalnum( wint_t c );
+int iswalpha( wint_t c );
+int iswblank( wint_t c );
+int iswcntrl( wint_t c );
+int iswctype( wint_t c, wctype_t category );
+int iswdigit( wint_t c );
+int iswgraph( wint_t c );
+int iswlower( wint_t c );
+int iswprint( wint_t c );
+int iswpunct( wint_t c );
+int iswspace( wint_t c );
+int iswupper( wint_t c );
+int iswxdigit( wint_t c );
+
+wint_t towctrans( wint_t c, wctrans_t category );
+wint_t towlower( wint_t c );
+wint_t towupper( wint_t c );
+
+wctrans_t wctrans( const char * property );
+wctype_t wctype( const char * property );
+
+#endif /* _WCTYPE_H */