GFS_FL_LAST
bp[ind].flags |= GFS_FL_LAST;
bp[ind].flags |= GFS_FL_LAST;
if (bp[ind].flags & GFS_FL_LAST) /* we have to advance here */
if (!(bp[i].flags & GFS_FL_LAST))
if (bp[i].flags & GFS_FL_LAST) {