int CtdlDirectoryDelUser(char *internet_addr, char *citadel_addr);
int CtdlDirectoryLookup(char *target, char *internet_addr, size_t targbuflen);
void CtdlSetEmailAddressesForUser(char *requested_user, char *new_emailaddrs);
int CtdlDirectoryDelUser(char *internet_addr, char *citadel_addr);
int CtdlDirectoryLookup(char *target, char *internet_addr, size_t targbuflen);
void CtdlSetEmailAddressesForUser(char *requested_user, char *new_emailaddrs);