struct ctdluser *rel_user,
struct ctdlroom *rel_room);
void CtdlMailboxName(char *buf, size_t n, const struct ctdluser *who, const char *prefix);
struct ctdluser *rel_user,
struct ctdlroom *rel_room);
void CtdlMailboxName(char *buf, size_t n, const struct ctdluser *who, const char *prefix);