+ case '\016': /* SO */
+ term.c.attr.mode |= ATTR_GFX;
+ break;
+ case '\017': /* SI */
+ term.c.attr.mode &= ~ATTR_GFX;
+ return;
+ case '\032': /* SUB */
+ case '\030': /* CAN */
+ csireset();
+ return;
+ default:
+ /* case '\005': ENQ (IGNORED) */
+ /* case '\000': NUL (IGNORED) */
+ /* case '\021': XON (IGNORED) */
+ /* case '\023': XOFF (IGNORED) */
+ /* case 0177: DEL (IGNORED) */
+ break;