deregisterhook(HOOK_IRC_CONNECTED, &lua_onconnect);
deregisterhook(HOOK_NICK_RENAME, &lua_onrename);
deregisterhook(HOOK_NICK_LOSTNICK, &lua_onquit);
deregisterhook(HOOK_IRC_CONNECTED, &lua_onconnect);
deregisterhook(HOOK_NICK_RENAME, &lua_onrename);
deregisterhook(HOOK_NICK_LOSTNICK, &lua_onquit);