1 1.7 rillig make: "cond-func-empty.mk" line 168: Unclosed variable "WORD" 2 1.8 rillig make: "cond-func-empty.mk" line 168: Malformed conditional 'empty(WORD' 3 1.2 rillig make: Fatal errors encountered -- cannot continue 4 1.2 rillig make: stopped in unit-tests 5 1.2 rillig exit status 1 6