http://pocoproject.org/docs/Poco.SharedLibrary.html
http://pocoproject.org/slides/120-SharedLibraries.pdf
http://www.ros.org/wiki/class_loader
http://www.ros.org/wiki/pluginlib
http://boost-extension.redshoelace.com/docs/boost/extension/index.html
http://src.chromium.org/chrome/trunk/src/base/native_library.h
http://www.aoc.nrao.edu/php/tjuerges/ALMA/ACE-5.5.2/html/ace/classACE__DLL.html