$SETFATTR_PROG -n "trusted.overlayfsrz" -v "n" \
$SCRATCH_MNT/testf0 2>&1 | _filter_scratch
-$GETFATTR_PROG --absolute-names -n "trusted.overlayfsrz" \
+_getfattr --absolute-names -n "trusted.overlayfsrz" \
$SCRATCH_MNT/testf0 2>&1 | _filter_scratch
# {s,g}etfattr of "trusted.overlay.xxx" should fail.
$SCRATCH_MNT/testf1 2>&1 | _filter_scratch | \
sed -e 's/permitted/supported/g'
-$GETFATTR_PROG --absolute-names -n "trusted.overlay.fsz" \
+_getfattr --absolute-names -n "trusted.overlay.fsz" \
$SCRATCH_MNT/testf1 2>&1 | _filter_scratch | \
sed -e 's/permitted/supported/g'