/*D
   MPI_Topo_test - Determines the type of topology (if any) associated with a communicator

Synopsis:
.vb
int MPI_Topo_test(MPI_Comm comm, int *status)
.ve

Input Parameters:
. comm - communicator (handle)

Output Parameters:
. status - topology type of communicator comm (state)

.N ThreadSafe

.N Fortran

.N Errors
.N MPI_SUCCESS
.N MPI_ERR_ARG
.N MPI_ERR_COMM
.N MPI_ERR_OTHER

.seealso: MPI_Graph_create, MPI_Cart_create
D*/

