typedef simgrid::s4u::As simgrid_As;
typedef simgrid::s4u::Host simgrid_Host;
typedef boost::intrusive_ptr<simgrid::s4u::Mailbox> sg_mbox_t;
typedef simgrid::s4u::As simgrid_As;
typedef simgrid::s4u::Host simgrid_Host;
typedef boost::intrusive_ptr<simgrid::s4u::Mailbox> sg_mbox_t;