win_fn             68 ompi/mpi/cxx/cxx_glue.h                                          const char *message, void *win_fn);
win_fn            124 ompi/mpi/cxx/intercepts.cc                                         const char *message, void *win_fn)
win_fn            128 ompi/mpi/cxx/intercepts.cc         (MPI::Win::Errhandler_function*) win_fn;