compare_blk64
static int compare_blk64(uint64_t *, uint64_t);
if (is_ufs2 ? compare_blk64(wantedblk64,
compare_blk64(wantedblk64,
if (compare_blk64(wantedblk, iswap64(buf[blk]))) {
if (compare_blk64(wantedblk, iswap64(idblk[i]))) {