wget -c https://downloads.sourceforge.net/project/xmlrpc-c/Xmlrpc-c%20Super%20Stable/1.51.05/xmlrpc-c-1.51.05.tgz
tar -xf xmlrpc-c-1.51.05.tgz
cd xmlrpc-c-1.51.05
./configure --prefix="/usr"
make # Doesn't mind -j#
make install