ompi_mtl_portals4_cancel   54 ompi/mca/mtl/portals4/mtl_portals4.c         ompi_mtl_portals4_cancel,
ompi_mtl_portals4_cancel  309 ompi/mca/mtl/portals4/mtl_portals4.h extern int ompi_mtl_portals4_cancel(struct mca_mtl_base_module_t* mtl,