tce-load -i 

cd squashfs4.3

cd squashfs-tools
sed -i 's@attr/xattr.h@sys/xattr.h@' *.c

patch -p1 < ../../squashfs_block_size_patch.diff
patch -p1 < ../../squashfs-perms.diff

Edit Makefile
#XATTR_DEFAULT = 1
CFLAGS ?= 

make CC="gcc -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti"

make CC="gcc -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" install