#define USERLIST_CALLBACK(NAME) void NAME(UNUSED_ARG(struct ClientSocket *client), UNUSED_ARG(struct ChanNode *chan), UNUSED_ARG(void *data))
typedef USERLIST_CALLBACK(userlist_callback_t);
-#define USERAUTH_CALLBACK(NAME) void NAME(UNUSED_ARG(struct ClientSocket *client), UNUSED_ARG(struct UserNode *user), UNUSED_ARG(void *data))
+#define USERAUTH_CALLBACK(NAME) void NAME(UNUSED_ARG(struct ClientSocket *client), UNUSED_ARG(char *user_nick), UNUSED_ARG(struct UserNode *user), UNUSED_ARG(void *data))
typedef USERAUTH_CALLBACK(userauth_callback_t);
void recv_whohandler_354(struct ClientSocket *client, char **argv, unsigned int argc);