UT_ALL=even this gets exported
UT_BADDIR=unit-tests
UT_DOLLAR=This is $UT_FU
UT_F=fine
UT_FOO=foobar is fubar
UT_FU=fubar
UT_NO=all
UT_OK=good
UT_OKDIR=unit-tests
UT_TEST=export-all
UT_ZOO=hoopie
exit status 0