-XBT_PRIVATE SMPI_Process* smpi_process();
-XBT_PRIVATE SMPI_Process* smpi_process_remote(simgrid::s4u::ActorPtr actor);
+XBT_PRIVATE simgrid::smpi::ActorExt* smpi_process();
+XBT_PRIVATE simgrid::smpi::ActorExt* smpi_process_remote(simgrid::s4u::ActorPtr actor);
XBT_PRIVATE int smpi_process_count();
XBT_PRIVATE void smpi_deployment_register_process(const std::string instance_id, int rank,
simgrid::s4u::ActorPtr actor);
XBT_PRIVATE MPI_Comm* smpi_deployment_comm_world(const std::string instance_id);
XBT_PRIVATE int smpi_process_count();
XBT_PRIVATE void smpi_deployment_register_process(const std::string instance_id, int rank,
simgrid::s4u::ActorPtr actor);
XBT_PRIVATE MPI_Comm* smpi_deployment_comm_world(const std::string instance_id);
XBT_PRIVATE void smpi_deployment_cleanup_instances();
XBT_PRIVATE void smpi_comm_copy_buffer_callback(smx_activity_t comm, void* buff, size_t buff_size);
XBT_PRIVATE void smpi_deployment_cleanup_instances();
XBT_PRIVATE void smpi_comm_copy_buffer_callback(smx_activity_t comm, void* buff, size_t buff_size);
void mpi_file_set_view_(int* fh, long long int* offset, int* etype, int* filetype, char* datarep, int* info, int* ierr);
void mpi_file_read_(int* fh, void* buf, int* count, int* datatype, MPI_Status* status, int* ierr);
void mpi_file_write_(int* fh, void* buf, int* count, int* datatype, MPI_Status* status, int* ierr);
void mpi_file_set_view_(int* fh, long long int* offset, int* etype, int* filetype, char* datarep, int* info, int* ierr);
void mpi_file_read_(int* fh, void* buf, int* count, int* datatype, MPI_Status* status, int* ierr);
void mpi_file_write_(int* fh, void* buf, int* count, int* datatype, MPI_Status* status, int* ierr);