CHR_WR_2
hd->h_filesize_2[0] = CHR_WR_2(arcn->ln_nlen);
hd->h_magic[0] = CHR_WR_2(MAGIC);
hd->h_dev[0] = CHR_WR_2(arcn->sb.st_dev);
hd->h_ino[0] = CHR_WR_2(arcn->sb.st_ino);
hd->h_mode[0] = CHR_WR_2(arcn->sb.st_mode);
hd->h_uid[0] = CHR_WR_2(arcn->sb.st_uid);
hd->h_gid[0] = CHR_WR_2(arcn->sb.st_gid);
hd->h_nlink[0] = CHR_WR_2(arcn->sb.st_nlink);
hd->h_rdev[0] = CHR_WR_2(arcn->sb.st_rdev);
hd->h_mtime_2[0] = CHR_WR_2(arcn->sb.st_mtime);
hd->h_namesize[0] = CHR_WR_2(nsz);
hd->h_filesize_2[0] = CHR_WR_2(arcn->sb.st_size);