[Fluxus] cannot find -lracket3m

[gabor papp]

hi Stefano,

> That's because it cannot find libracket3m, which is indeed was not
> installed by the racket installer.
as far as i remember the binary racket install does not include the 
racket3m library. you need to install from source.

> What am I missing and how can I fix it?
build the unix source: 
http://download.racket-lang.org/racket-5-0-1-src-unix-tgz.html

> BTW where can I find a SC repository for racket?
http://git.racket-lang.org/plt

best,
gabor