SG_BEGIN_DECL()
XBT_PUBLIC_DATA(xbt_lib_t) host_lib;
-XBT_PUBLIC_DATA(int) ROUTING_HOST_LEVEL; //Routing level
-XBT_PUBLIC_DATA(int) SURF_CPU_LEVEL; //Surf cpu level
XBT_PUBLIC_DATA(int) SURF_HOST_LEVEL; //Surf workstation level
XBT_PUBLIC_DATA(int) SIMIX_STORAGE_LEVEL; //Simix storage level
-XBT_PUBLIC_DATA(int) MSG_HOST_LEVEL; //Msg level
XBT_PUBLIC_DATA(int) SD_HOST_LEVEL; //Simdag host level
XBT_PUBLIC_DATA(int) SD_STORAGE_LEVEL; //Simdag storage level
XBT_PUBLIC_DATA(int) COORD_HOST_LEVEL; //Coordinates level