Lines Matching refs:buf
623 char *vp, *endv, buf[256]; /* the value buffer */
648 vp = buf;
650 endv = buf + sizeof(buf) - 1 - 16; /* last valid write position */
663 if (vp != buf)
679 bcopy(cp, buf, size); /* cannot overflow */
680 buf[size] = 0;
694 if (vp != buf)
703 bcopy(cp, buf, size); /* cannot overflow */
704 buf[size] = '\0';
705 for (endv = buf; endv; endv = vp) {
720 buf[0] = '\0'; /* option already done */
729 if (buf[0]) {
740 setenv(env, buf, 0);