-/* A pointer to 'mbchar' indicates a string of "multibyte characters" provided
- * in the default encoding of the user's locale, which may be "UTF-8",
- * "ISO-8859-1", "C", or any other ASCII-compatible encoding.
- * "ASCII-compatible" here means any encoding where all ASCII-representable
- * characters have the same representation as in ASCII itself, and any non-ASCII
- * character is represented as a sequence of one or more bytes not already used
- * by any ASCII character. */
-typedef char mbchar;
-
-/* A pointer to 'utf8char' indicates a UTF-8 encoded string */
-typedef char utf8char;
-
-/* Note: in some places in the code, strings of plain old 'char' are still used.
- * This means that the string is being operated on in an ASCII-compatible way,
- * and may be either a multibyte or UTF-8 string. */