static int SD_LangChanged(GGadget *g, GEvent *e) {
    if ( e->type==et_controlevent && e->u.control.subtype == et_radiochanged ) {
	struct sd_data *sd = GDrawGetUserData(GGadgetGetWindow(g));
	_SD_LangChanged(sd);
    }
return( true );
}
static int SD_LangChanged(GGadget *g, GEvent *e) {
    if ( e->type==et_controlevent && e->u.control.subtype == et_radiochanged ) {
	struct sd_data *sd = GDrawGetUserData(GGadgetGetWindow(g));
	_SD_LangChanged(sd);
    }
return( true );
}