export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig:/usr/lib/pkgconfig
export CFLAGS="-march=i486 -mtune=i686 -Os -pipe"
export CXXFLAGS="-march=i486 -mtune=i686 -Os -pipe"

cd acl-2.2.47

autoconf
./configure --prefix=/usr/local
make
make --prefix=/usr/local install install-lib install-dev