tce-load -i compiletc squashfs-tools git btrfs-progs-dev
git clone https://github.com/kilobyte/compsize
cd compsize
CFLAGS="-mtune=generic -Os -pipe" CXXFLAGS="-mtune=generic -Os -pipe -fno-exceptions -fno-rtti" make
mkdir -p /tmp/compsize_tmp/usr/local/bin
strip -s ./compsize
mv ./compsize /tmp/compsize_tmp/usr/local/bin
mksquashfs /tmp/compsize_tmp ../compsize.tcz