SHMEM_PROC_NULL   110 oshmem/request/request.c     oshmem_request_null.request.req_status.SHMEM_SOURCE = SHMEM_PROC_NULL;
SHMEM_PROC_NULL   143 oshmem/request/request.c     oshmem_request_empty.req_status.SHMEM_SOURCE = SHMEM_PROC_NULL;