XtSetArg (al [0], XtNlabel, val->value);
XtSetArg (al [1], XtNsensitive, val->enabled);
/* Force centered button text. See above. */
XtSetArg (al [0], XtNlabel, val->value);
XtSetArg (al [1], XtNsensitive, val->enabled);
/* Force centered button text. See above. */