1make: "cond-undef-lint.mk" line 23: Variable "UNDEF" is undefined 2make: "cond-undef-lint.mk" line 23: Malformed conditional (${UNDEF}) 3make: "cond-undef-lint.mk" line 38: Variable "UNDEF" is undefined 4make: "cond-undef-lint.mk" line 38: Variable "VAR." is undefined 5make: "cond-undef-lint.mk" line 38: Malformed conditional (${VAR.${UNDEF}}) 6make: "cond-undef-lint.mk" line 49: Variable "VAR.defined" is undefined 7make: "cond-undef-lint.mk" line 49: Malformed conditional (${VAR.${DEF}}) 8make: Fatal errors encountered -- cannot continue 9make: stopped in unit-tests 10exit status 1 11