-/* Display width. */
-
-/* These functions are locale dependent. The encoding argument identifies
- the encoding (e.g. "ISO-8859-2" for Polish). */
-
-/* Return the encoding of the current locale. */
-extern const char * locale_charset (void);
-
-/* Determine number of column positions required for UC. */
-extern int uc_width (unsigned int uc, const char *encoding);
-
-/* Determine number of column positions required for first N units
- (or fewer if S ends before this) in S. */
-extern int u8_width (const unsigned char *s, size_t n, const char *encoding);
-extern int u16_width (const unsigned short *s, size_t n, const char *encoding);
-extern int u32_width (const unsigned int *s, size_t n, const char *encoding);