+/** Max. number of elemets allowed in channel invite and ban lists. */
+#define MAX_HNDL_CHANNEL_LISTS 50
+
+/** Max. number of channel modes with arguments per MODE command. */
+#define MAX_HNDL_MODES_ARG 5
+
+/** Max. number of WHO replies. */
+#define MAX_RPL_WHO 25
+
+/** Max. number of WHOIS replies. */
+#define MAX_RPL_WHOIS 10
+
+/** Default count of WHOWAS command replies. */
+#define DEF_RPL_WHOWAS 5