V7FS_NADDR_INDEX3
if ((blk = p->addr[V7FS_NADDR_INDEX3]) == dupblk) {
replace_block_direct(fs, p, V7FS_NADDR_INDEX3, newblk);
blk = p->addr[V7FS_NADDR_INDEX3];
addr[V7FS_NADDR_INDEX3], map.index[0]), map.index[1]),
inode->addr[V7FS_NADDR_INDEX3] = idxblk;
idxblk = inode->addr[V7FS_NADDR_INDEX3];
idxblk = inode->addr[V7FS_NADDR_INDEX3];
inode->addr[V7FS_NADDR_INDEX3] = 0;
idxblk = inode->addr[V7FS_NADDR_INDEX3];