tce-load -i compiletc meson Xorg-7.7-3d-dev

wget https://github.com/anholt/libepoxy/releases/download/1.5.9/libepoxy-1.5.9.tar.xz

cd libepoxy-1.5.9

mkdir build
cd build

CC="gcc -flto -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" meson --prefix=/usr/local --buildtype=plain ../

ninja [0m 21.43s]
sudo ninja install

libepoxy 1.5.9

  User defined options
    buildtype: plain
    prefix   : /usr/local