tce-load -i compiletc meson glib2-dev

wget https://gitlab.freedesktop.org/slirp/libslirp/-/archive/v4.9.1/libslirp-v4.9.1.tar.bz2

cd libslirp-v4.9.1

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 setup --prefix=/usr/local --localstatedir=/var --buildtype=plain

ninja [0m 8.10s]
sudo ninja install

libslirp 4.9.1

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