Reported by Christoph Biedl in #ngircd. Thanks!
see RFC 2812, section 1.2.1 */
#define CLIENT_NAME_LEN 32 /* Max. length of "real names" */
#define CLIENT_HOST_LEN 64 /* Max. host name length */
-#define CLIENT_MODE_LEN 16 /* Max. lenth of all client modes */
+#define CLIENT_MODE_LEN 16 /* Max. length of all client modes */
#define CLIENT_INFO_LEN 64 /* Max. length of server info texts */
#define CLIENT_AWAY_LEN 128 /* Max. length of away messages */
#define CLIENT_FLAGS_LEN 16 /* Max. length of client flags */