make: "directive-warning.mk" line 9: Unknown directive "warn" make: "directive-warning.mk" line 10: Unknown directive "warn" make: "directive-warning.mk" line 11: Unknown directive "warnin" make: "directive-warning.mk" line 12: Unknown directive "warnin" make: "directive-warning.mk" line 13: Missing argument for ".warning" make: "directive-warning.mk" line 14: warning: message make: "directive-warning.mk" line 15: Unknown directive "warnings" make: "directive-warning.mk" line 16: Unknown directive "warnings" make: Fatal errors encountered -- cannot continue make: stopped in unit-tests exit status 1