tce-load -i compiletc intltool libnotify-dev xfce4-panel-dev upower-dev

wget https://archive.xfce.org/src/xfce/xfce4-power-manager/4.18/xfce4-power-manager-4.18.3.tar.bz2

cd xfce4-power-manager-4.18.3

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 --disable-static --localstatedir=/var --disable-debug

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

make [0m 22.70s]
sudo make install

prefix:                 /usr/local
xdg autostart:          ${prefix}/etc/xdg/autostart
POLKIT:                 yes
Network manager:        yes
Build panel plugins:    yes
 Xfce plugins:          yes
Backend:                linux
Debug:                  no