fix compilation with msvc tools
fix compilation with msvc tools

Ignore-this: 83de028ab29f45cf1848417bf2171e90

The Microsoft compiler does not allow to mix variable definition and
code.

darcs-hash:20110919141218-c41ad-542d292829e396488131675fae33b3fe558051c7.gz

avsm/lwt-OLD,avsm/lwt-OLD