8 struct vi_buffer *buflist; /* circular linked list of buffers cur first */
17 struct vi_buffer *next, *prev;
19 vi_addr cursor, view_start;
26 unsigned long orig_size;
28 int add_size, add_max;
30 struct vi_span *spans;
31 int num_spans, max_spans;
34 enum { SPAN_ORIG, SPAN_ADD };