off1             1085 src/diffviewer/ydiff.c                     int off0, off1;
off1             1089 src/diffviewer/ydiff.c                     off1 = j - z + 1;
off1             1094 src/diffviewer/ydiff.c                         if ((*p)[0] == off0 || (*p)[1] >= off1)
off1             1102 src/diffviewer/ydiff.c                         p2[1] = off1;