tce-load -i freebidi-dev freetype-dev fontconfig-dev harfbuzz-dev enca-dev

libass-0.10.1
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CFLAGS="-march=i486 -mtune=i686 -Os -pipe" CXXFLAGS="-march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local

make
sudo make install