struct relevance *relevance_create(pp2_charset_t pct,
NMEM nmem, const char **terms);
+void relevance_destroy(struct relevance **rp);
void relevance_newrec(struct relevance *r, struct record_cluster *cluster);
void relevance_countwords(struct relevance *r, struct record_cluster *cluster,
const char *words, int multiplier, const char *name);