1make: "cond-cmp-string.mk" line 19: Malformed conditional 'str != str' 2make: "cond-cmp-string.mk" line 44: Malformed conditional '"string" != "str""ing"' 3make: "cond-cmp-string.mk" line 52: Malformed conditional '!("value" = "value")' 4make: "cond-cmp-string.mk" line 60: Malformed conditional '!("value" === "value")' 5make: "cond-cmp-string.mk" line 118: Comparison with '<' requires both operands 'string' and 'string' to be numeric 6make: "cond-cmp-string.mk" line 126: Comparison with '<=' requires both operands 'string' and 'string' to be numeric 7make: "cond-cmp-string.mk" line 134: Comparison with '>' requires both operands 'string' and 'string' to be numeric 8make: "cond-cmp-string.mk" line 142: Comparison with '>=' requires both operands 'string' and 'string' to be numeric 9make: Fatal errors encountered -- cannot continue 10make: stopped in unit-tests 11exit status 1 12