sigar dpkg packaging for debian.
Create source packages step by step:
git clone https://github.com/hyperic/sigar sigar-1.6.4
cd sigar-1.6.4
git checkout sigar-1.6.4
tar czf ../sigar_1.6.4.orig.tar.gz ../sigar-1.6.4
git clone https://github.com/1and1/sigar-dpkg debian
cd ..
dpkg-source -b sigar-1.6.4
Now the binary package can be built with dpkg-buildpackage or pbuilder the usual way.