make: "directive-export-gmake.mk" line 71: Invalid line 'export VAR=${:U1}', expanded to 'export VAR=1'
	in .for loop from directive-export-gmake.mk:67 with value = 1
make: "directive-export-gmake.mk" line 85: 16:00:00
make: "directive-export-gmake.mk" line 92: Variable/Value missing from "export"
make: Fatal errors encountered -- cannot continue
make: stopped in unit-tests
exit status 1