make: "echo word; false" returned non-zero status Global: _ = Var_Parse: ${echo word; ${:Ufalse}:L:sh} (eval-keep-dollar-and-undefined) Evaluating modifier ${echo word; false:L} on value "" (eval-keep-dollar-and-undefined, undefined) Result of ${echo word; false:L} is "echo word; false" (eval-keep-dollar-and-undefined, defined) Evaluating modifier ${echo word; false:s...} on value "echo word; false" (eval-keep-dollar-and-undefined, defined) Capturing the output of command "echo word; false" make: "echo word; false" returned non-zero status Result of ${echo word; false:sh} is "word" (eval-keep-dollar-and-undefined, defined) Global: _ = word Global: .MAKEFLAGS = -r -k -d v -d Global: .MAKEFLAGS = -r -k -d v -d 0 exit status 0