LFS_MAXSYMLINKLEN
if (lfs_sb_getmaxsymlinklen(fs) != LFS_MAXSYMLINKLEN(fs)) {
lfs_sb_getmaxsymlinklen(fs), LFS_MAXSYMLINKLEN(fs));
lfs_sb_setmaxsymlinklen(fs, LFS_MAXSYMLINKLEN(fs));