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

cd glew-1.12.0

edit Makefile

GLEW_PREFIX ?= /usr/local
GLEW_DEST ?= /usr/local

make CC="gcc -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti"
sudo make install