\param buf C-string
\param client_data assumed WRBUF
*/
-void wrbuf_vp_puts(const char *buf, void *client_data);
+YAZ_EXPORT void wrbuf_vp_puts(const char *buf, void *client_data);
/** \brief writes buffer of certain size to WRBUF and XML encode (as CDATA)
\param b WRBUF