make: "directive-warning.mk" line 10: Unknown directive "warn" make: "directive-warning.mk" line 12: Unknown directive "warn" make: "directive-warning.mk" line 14: Unknown directive "warnin" make: "directive-warning.mk" line 16: Unknown directive "warnin" make: "directive-warning.mk" line 18: Missing argument for ".warning" make: "directive-warning.mk" line 19: warning: message make: "directive-warning.mk" line 21: Unknown directive "warnings" make: "directive-warning.mk" line 23: Unknown directive "warnings" make: Fatal errors encountered -- cannot continue make: stopped making "all" in unit-tests exit status 1