int IsDirectory(char *addr, int allow_masq_domains);
void CtdlDirectoryInit(void);
-void CtdlDirectoryAddUser(char *internet_addr, char *citadel_addr);
-void CtdlDirectoryDelUser(char *internet_addr, char *citadel_addr);
+int CtdlDirectoryAddUser(char *internet_addr, char *citadel_addr);
+int 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);