1make: "directive-warning.mk" line 10: Unknown directive "warn" 2make: "directive-warning.mk" line 12: Unknown directive "warn" 3make: "directive-warning.mk" line 14: Unknown directive "warnin" 4make: "directive-warning.mk" line 16: Unknown directive "warnin" 5make: "directive-warning.mk" line 18: Missing argument for ".warning" 6make: "directive-warning.mk" line 19: warning: message 7make: "directive-warning.mk" line 21: Unknown directive "warnings" 8make: "directive-warning.mk" line 23: Unknown directive "warnings" 9make: Fatal errors encountered -- cannot continue 10make: stopped making "all" in unit-tests 11exit status 1 12