tce-load -i compiletc ncursesw-dev ncursesw-utils libXaw-dev libXinerama-dev libXft-dev

wget https://invisible-mirror.net/archives/xterm/xterm-399.tgz

tar xf xterm-399.tgz

cd xterm-399

sed -i '/v0/{n;s/new:/new:kb=^?:/}' termcap
printf '\tkbs=\\177,\n' >> terminfo

CPPFLAGS="-I /usr/local/include/ncursesw" TERMINFO="/usr/local/share/terminfo" CC="gcc -flto -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti"  ./configure --prefix=/usr/local --localstatedir=/var --sysconfdir=/etc --with-app-defaults=/etc/X11/app-defaults --with-tty-group=staff

find . -name Makefile -type f -exec sed -i 's/-g -O2//g' {} \;

make [ 0m 50.14s]
sudo make install