dview_compute_split 2216 src/diffviewer/ydiff.c     dview_compute_split (dview, 0);
dview_compute_split 3080 src/diffviewer/ydiff.c             dview_compute_split (dview, 1);
dview_compute_split 3088 src/diffviewer/ydiff.c             dview_compute_split (dview, -1);