OMPI_COMM_EXTRA_RETAIN   76 ompi/communicator/communicator.h #define OMPI_COMM_IS_EXTRA_RETAIN(comm) ((comm)->c_flags & OMPI_COMM_EXTRA_RETAIN)
OMPI_COMM_EXTRA_RETAIN   86 ompi/communicator/communicator.h #define OMPI_COMM_SET_EXTRA_RETAIN(comm) ((comm)->c_flags |= OMPI_COMM_EXTRA_RETAIN)