Hallo, The patch enclosed here: http://svn.boost.org/trac/boost/ticket/1305 improves support for the latest CodeGear compiler in the parameter library. If I don't receive objections in the next few days I'll apply it myself. Cheers, Nicola -- Nicola.Musatti <at> gmail <dot> com Home: http://nicola.musatti.googlepages.com/home Blog: http://wthwdik.wordpress.com/