int MPI_Close_port int MPI_Comm_accept MPI_Fint MPI_Comm_c2f int MPI_Comm_call_errhandler int MPI_Comm_connect int MPI_Comm_create_errhandler int MPI_Comm_create_keyval int MPI_Comm_delete_attr int MPI_Comm_disconnect MPI_Comm MPI_Comm_f2c int MPI_Comm_free_keyval int MPI_Comm_get_attr int MPI_Comm_get_errhandler int MPI_Comm_get_name int MPI_Comm_get_parent int MPI_Comm_join int MPI_Comm_set_attr int MPI_Comm_set_errhandler int MPI_Comm_set_name int MPI_Comm_spawn int MPI_Comm_spawn_multiple