1make: "cond-func.mk" line 36: warning: Missing closing parenthesis for defined() 2make: "cond-func.mk" line 36: Malformed conditional (!defined(A B)) 3make: "cond-func.mk" line 51: warning: Missing closing parenthesis for defined() 4make: "cond-func.mk" line 51: Malformed conditional (!defined(A&B)) 5make: "cond-func.mk" line 54: warning: Missing closing parenthesis for defined() 6make: "cond-func.mk" line 54: Malformed conditional (!defined(A|B)) 7make: "cond-func.mk" line 94: The empty variable is never defined. 8make: "cond-func.mk" line 102: A plain function name is parsed as !empty(...). 9make: "cond-func.mk" line 109: A plain function name is parsed as !empty(...). 10make: "cond-func.mk" line 119: Symbols may start with a function name. 11make: "cond-func.mk" line 124: Symbols may start with a function name. 12make: "cond-func.mk" line 130: Malformed conditional (defined() 13make: Fatal errors encountered -- cannot continue 14make: stopped in unit-tests 15exit status 1 16