tce-load -i compiletc meson mesa-dev

wget https://archive.mesa3d.org/glu/glu-9.0.3.tar.xz

cd glu-9.0.3

mkdir build
cd build

CC="gcc -flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" CXX="g++ -flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe -fno-exceptions -fno-rtti" meson --prefix=/usr/local --localstatedir=/var --buildtype=plain -Dgl_provider=gl

ninja [0m 18.92s]
sudo ninja install

glu 9.0.3

  User defined options
    buildtype    : plain
    localstatedir: /var
    prefix       : /usr/local
    gl_provider  : gl