VTERM_ATTR_STRIKE
state->pen.strike = 0; setpenattr_bool(state, VTERM_ATTR_STRIKE, 0);
setpenattr_bool(state, VTERM_ATTR_STRIKE, state->pen.strike);
setpenattr_bool(state, VTERM_ATTR_STRIKE, 1);
setpenattr_bool(state, VTERM_ATTR_STRIKE, 0);
case VTERM_ATTR_STRIKE:
case VTERM_ATTR_STRIKE:
case VTERM_ATTR_STRIKE: return VTERM_VALUETYPE_BOOL;