MPI_GREQUEST_COMPLETE(REQUEST, IERROR)
INTEGER REQUEST, IERROR
MPI_GREQUEST_START(QUERY_FN, FREE_FN, CANCEL_FN, EXTRA_STATE, REQUEST, IERROR)
EXTERNAL QUERY_FN, FREE_FN, CANCEL_FN
INTEGER(KIND=MPI_ADDRESS_KIND) EXTRA_STATE
INTEGER REQUEST, IERROR
MPI_STATUS_SET_CANCELLED(STATUS, FLAG, IERROR)
INTEGER STATUS(MPI_STATUS_SIZE), IERROR
LOGICAL FLAG
MPI_STATUS_SET_ELEMENTS(STATUS, DATATYPE, COUNT, IERROR)
INTEGER STATUS(MPI_STATUS_SIZE), DATATYPE, COUNT, IERROR
MPI_STATUS_SET_ERROR(STATUS, ERR, IERROR)
INTEGER STATUS(MPI_STATUS_SIZE), ERR, IERROR
MPI_STATUS_SET_SOURCE(STATUS, SOURCE, IERROR)
INTEGER STATUS(MPI_STATUS_SIZE), SOURCE, IERROR
MPI_STATUS_SET_TAG(STATUS, TAG, IERROR)
INTEGER STATUS(MPI_STATUS_SIZE), TAG, IERROR