+YAZ_EXPORT int wrbuf_xmlputs(WRBUF b, const char *cp);
+YAZ_EXPORT void wrbuf_printf(WRBUF b, const char *fmt, ...);
+YAZ_EXPORT int wrbuf_iconv_write(WRBUF b, yaz_iconv_t cd, const char *buf,
+ int size);
+YAZ_EXPORT int wrbuf_iconv_write_cdata(WRBUF b, yaz_iconv_t cd,
+ const char *buf, int size);
+
+YAZ_EXPORT void wrbuf_chop_right(WRBUF b);