ZBIT
i |= ZBIT;
*i++ = c | ZBIT;
ZBIT;
*i++ = c | ZBIT;
*j++ = i | ZBIT;
*--j &= ~ZBIT;
c |= ZBIT;
*(vlp - 2) &= ~ZBIT;
drawbuf[0] = DRAWFCN | chbits | ZBIT;
drawbuf[1] = type | chbits | ZBIT;
drawbuf[2] = '.' | chbits | ZBIT; /* use default drawing character */
drawbuf[j++] = DRAWFCN | chbits | ZBIT; /* marks end for ptout */
i |= ZBIT;
if (j & (ZBIT|MOT)) {
#define iszbit(n) ((n) & ZBIT)
#define ZWDELIM1 ZBIT | FIRSTOFMB | ' ' /* non-ASCII word delimiter 1 */
#define ZWDELIM2 ZBIT | MIDDLEOFMB | ' ' /* non-ASCII word delimiter 2 */
c |= ZBIT;
c |= ZBIT;
if (j & (ZBIT|MOT)) {