1make: 2UT_TEST=export-env.mk 3UT_ENV=not-exported 4UT_EXP=not-exported 5UT_LIT=literal export-env.mk 6env: 7UT_TEST=export-env.mk 8UT_ENV=exported 9UT_EXP=exported 10UT_LIT=literal ${UT_TEST} 11exit status 0 12