+ (key->id() == SR_CONF_CONN) || (key->id() == SR_CONF_SERIALCOMM) || (key->id() == SR_CONF_NUM_LOGIC_CHANNELS) ||
+ (key->id() == SR_CONF_NUM_ANALOG_CHANNELS) || (key->id() == SR_CONF_SESSIONFILE) || (key->id() == SR_CONF_CAPTUREFILE) ||
+ (key->id() == SR_CONF_CAPTURE_UNITSIZE))