http://apr.apache.org/
http://www.apache.org/dist/apr/apr-1.2.11.tar.bz2
http://www.apache.org/dist/apr/apr-1.2.11.tar.bz2.asc
http://www.apache.org/dist/apr/apr-util-1.2.10.tar.bz2
http://www.apache.org/dist/apr/apr-util-1.2.10.tar.bz2.asc