coll_neighbor_alltoall_init_module 762 ompi/mca/coll/coll.h mca_coll_base_module_2_3_0_t *coll_neighbor_alltoall_init_module; coll_neighbor_alltoall_init_module 128 ompi/mpiext/pcollreq/c/neighbor_alltoall_init.c comm->c_coll->coll_neighbor_alltoall_init_module);