run_prog $rcvpack -mmdf <${MH_TEST_DIR}/Mail/inbox/3 ${MH_TEST_DIR}/Mail/mmdf
inc -file ${MH_TEST_DIR}/Mail/mmdf -silent
check "${MH_TEST_DIR}/Mail/inbox/3" "${MH_TEST_DIR}/Mail/inbox/12" 'keep first'
# check append to existing mmdf file
run_prog $rcvpack -mmdf <${MH_TEST_DIR}/Mail/inbox/3 ${MH_TEST_DIR}/Mail/mmdf
inc -file ${MH_TEST_DIR}/Mail/mmdf -silent
check "${MH_TEST_DIR}/Mail/inbox/3" "${MH_TEST_DIR}/Mail/inbox/12" 'keep first'
# check append to existing mmdf file