YAZ_EXPORT
int yaz_sparql_lookup_schema(yaz_sparql_t s, const char *schema);
+YAZ_EXPORT
+void yaz_sparql_include(yaz_sparql_t s, yaz_sparql_t u);
+
+YAZ_EXPORT
+void yaz_sparql_explain_indexes( yaz_sparql_t s, WRBUF w, int indent);
+
YAZ_END_CDECL
#endif