1make: "cond-func.mk" line 37: Missing closing parenthesis for defined() 2make: "cond-func.mk" line 53: Missing closing parenthesis for defined() 3make: "cond-func.mk" line 57: Missing closing parenthesis for defined() 4make: "cond-func.mk" line 98: The empty variable is never defined. 5make: "cond-func.mk" line 108: A plain function name is parsed as defined(...). 6make: "cond-func.mk" line 116: A plain function name is parsed as defined(...). 7make: "cond-func.mk" line 127: Symbols may start with a function name. 8make: "cond-func.mk" line 133: Symbols may start with a function name. 9make: "cond-func.mk" line 139: Missing closing parenthesis for defined() 10make: Fatal errors encountered -- cannot continue 11make: stopped in unit-tests 12exit status 1 13