Imagezip groks (BSD) inodes. Since I have not enabled the "more dubious"
optimization, this will only affect UFS2 filesystems. > /* > * If DO_INODES is defined, we look at the inode list in each cylinder group > * and try to make further space reducing optimizations. If there are > * uninitialized inodes (UFS2 only) we add those blocks to the skip list. > * > * If CLEAR_FREE_INODES is also defined, we make a more dubious optimization. > * Initialized but free inodes will go into the image data, but we first zero > * everything except the (usually randomized) generation number in an attempt > * to reduce the compressed size of the data. > */ > #define DO_INODES > #undef CLEAR_FREE_INODES
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