int mutt_hcache_store(hcache_t *db, const char *filename, HEADER *h,
long uid_validity,
ssize_t (*keylen)(const char *fn));
-int mutt_hcache_delete(hcache_t *db, const char *filename,
- ssize_t (*keylen)(const char *fn));
+void mutt_hcache_delete(hcache_t *db, const char *filename,
+ ssize_t (*keylen)(const char *fn));
#endif /* USE_HCACHE */
#endif /* !_MUTT_HCACHE_H */