+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/* The functions defined in this file assume the "C" locale and a character
+ set without diacritics (ASCII-US or EBCDIC-US or something like that).
+ Even if the "C" locale on a particular system is an extension of the ASCII
+ character set (like on BeOS, where it is UTF-8, or on AmigaOS, where it
+ is ISO-8859-1), the functions in this file recognize only the ASCII
+ characters. */
+
+