433 		       case 0:  in zrec_data32r()
441 		       case -1:  in zrec_data32r()
511 		case 021:  in zget_header()
512 		case 0221:  in zget_header()
516 	    case RCDO:  in zget_header()
518 		case TIMEOUT:  in zget_header()
525 		case ZCRCW:  in zget_header()
528 		case CAN:  in zget_header()
535 		case ZPAD:  in zget_header()
560 		case ZPAD:  in zget_header()
562 	    case RCDO:  in zget_header()
563 		case TIMEOUT:  in zget_header()
565 		case ZDLE:  in zget_header()
577 	case ZBIN32:  in zget_header()
579 	case ZBINR32:  in zget_header()
581 	case ZBIN:  in zget_header()
583 	case ZHEX:  in zget_header()
585 	case CAN:  in zget_header()
587 	case RCDO:  in zget_header()
588 	case TIMEOUT:  in zget_header()
731 	case 0377:  in zsend_zdle_char()
734 	case ZDLE:  in zsend_zdle_char()
739 	case 021:   in zsend_zdle_char()
740 	case 023:  in zsend_zdle_char()
741 	case 0221:   in zsend_zdle_char()
742 	case 0223:  in zsend_zdle_char()
752 /* decode two lower case hex digits into an 8 bit byte value */
791 	case ZDLE:  in zread_byte()
793 	case 023:  in zread_byte()
794 	case 0223:  in zread_byte()
795 	case 021:  in zread_byte()
796 	case 0221:  in zread_byte()
812 	case CAN:  in zread_byte()
814 	case ZCRCE:  in zread_byte()
815 	case ZCRCG:  in zread_byte()
816 	case ZCRCQ:  in zread_byte()
817 	case ZCRCW:  in zread_byte()
819 	case ZRUB0:  in zread_byte()
821 	case ZRUB1:  in zread_byte()
823 	case 023:  in zread_byte()
824 	case 0223:  in zread_byte()
825 	case 021:  in zread_byte()
826 	case 0221:  in zread_byte()
850 		case XON:  in zxor_read()
851 		case XOFF:  in zxor_read()
853 		case '\r':  in zxor_read()
854 		case '\n':  in zxor_read()
855 		case ZDLE:  in zxor_read()