#define RPL_WHOISIDLE_MSG "317 %s %s %lu %lu :seconds idle, signon time"
#define RPL_ENDOFWHOIS_MSG "318 %s %s :End of WHOIS list"
#define RPL_WHOISCHANNELS_MSG "319 %s %s :"
+#define RPL_LISTSTART_MSG "321 %s Channel :Users Name"
#define RPL_LIST_MSG "322 %s %s %ld :%s"
#define RPL_LISTEND_MSG "323 %s :End of LIST"
#define RPL_CHANNELMODEIS_MSG "324 %s %s +%s"
#define ERR_UMODEUNKNOWNFLAG_MSG "501 %s :Unknown mode"
#define ERR_UMODEUNKNOWNFLAG2_MSG "501 %s :Unknown mode \"%c%c\""
#define ERR_USERSDONTMATCH_MSG "502 %s :Can't set/get mode for other users"
+#define ERR_USERNOTONSERV_MSG "504 %s %s :User is not on this server"
#define ERR_NOINVITE_MSG "518 %s :Cannot invite to %s (+V)"
#ifdef ZLIB