well, following this suggestion yielded the same results: commenting out the line completely allowed make to complete.
I'm not enough of a hacker to know why this is failing: anyone care to lend me a clue? >>scanimage.c: In function `main': >>scanimage.c:1564: incompatible type for argument 2 of `vprintf' >> > > try to replace vprintf(fmt, arglist); by vprintf(fmt, (void *)arglist); > May be it will compile then.