/*D
   MPI_Session_set_errhandler - Set MPI session error handler

Synopsis:
.vb
int MPI_Session_set_errhandler(MPI_Session session, MPI_Errhandler errhandler)
.ve

Input Parameters:
+ session - session (handle)
- errhandler - new error handler for session (handle)

.N ThreadSafeNoUpdate

.N Fortran

.N Errors
.N MPI_SUCCESS
.N MPI_ERR_ARG
.N MPI_ERR_SESSION
.N MPI_ERR_OTHER

D*/

