void CtdlDirectoryDelUser(char *internet_addr, char *citadel_addr);
int CtdlDirectoryLookup(char *target, char *internet_addr, size_t targbuflen);
struct CtdlMessage *convert_internet_message(char *rfc822);
+struct CtdlMessage *convert_internet_message_buf(StrBuf **rfc822);
+
int CtdlHostAlias(char *fqdn);
char *harvest_collected_addresses(struct CtdlMessage *msg);