Lines Matching refs:back
98 int back; /* one character push-back */
99 int last; /* true if push-back is last character */
149 s->back = EOF;
439 if (s->stream.avail_out && s->back != EOF) {
440 *next_out++ = s->back;
443 s->back = EOF;
540 Push one byte back onto the stream.
548 if (s == NULL || s->mode != 'r' || c == EOF || s->back != EOF) return EOF;
549 s->back = c;
843 s->back = EOF;
864 if (offset && s->back != EOF) {
865 s->back = EOF;
893 s->back = EOF;