+typedef simgrid::smpi::Comm SMPI_Comm;
+typedef simgrid::smpi::Datatype SMPI_Datatype;
+typedef simgrid::smpi::Group SMPI_Group;
+typedef simgrid::smpi::Info SMPI_Info;
+typedef simgrid::smpi::Op SMPI_Op;
+typedef simgrid::smpi::Process SMPI_Process;
+typedef simgrid::smpi::Request SMPI_Request;
+typedef simgrid::smpi::Topo SMPI_Topology;
+typedef simgrid::smpi::Topo_Cart SMPI_Cart_topology;
+typedef simgrid::smpi::Topo_Dist_Graph SMPI_Dist_Graph_topology;
+typedef simgrid::smpi::Topo_Graph SMPI_Graph_topology;
+typedef simgrid::smpi::Win SMPI_Win;