case '(': /* set primary charset G0 */
case ')': /* set secondary charset G1 */
case '*': /* set tertiary charset G2 */
case '+': /* set quaternary charset G3 */
term.icharset = ascii - '(';
term.esc |= ESC_ALTCHARSET;
case '(': /* set primary charset G0 */
case ')': /* set secondary charset G1 */
case '*': /* set tertiary charset G2 */
case '+': /* set quaternary charset G3 */
term.icharset = ascii - '(';
term.esc |= ESC_ALTCHARSET;