1make: cond-late.mk:29: Bad condition 2 while evaluating condition " != "no"" 3 while evaluating variable "VAR" with value "${${UNDEF} != "no":?:}" 4 in make[1] in directory "<curdir>" 5make: Fatal errors encountered -- cannot continue 6make: stopped making "do-parse-time" in unit-tests 7yes 8no 9exit status 0 10