tce-load -i util-macros python

cd xcb-proto-1.12

patch -Np1 -i ../xcb-proto-1.12-schema-1.patch

CC="gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -mtune=generic -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local --localstatedir=/var --sysconfdir=/etc

make
sudo make install