> The article calls out GNU Make, so almost everything else in there is also non-portable. My brain honestly didn't process that, and it's still refusing to.

> The article calls out GNU Make, so almost everything else in there is also non-portable. My brain honestly didn't process that, and it's still refusing to. I think it's the braces around (GNU) — seems like I have some neurons wired to push (bracketed) pieces of text down into a "detail" stack and eliminate them from high-level processing… P.S./ed.: GNU make looks for GNUmakefile before Makefile, and arguably if the Makefile is GNU specific, that feature should be used — and that includes the title of the article ("Your GNUmakefiles Are Wrong")