./pdfetex: /lib/libc.so.6: version `GLIBC_2.3' not found (required by Drat. I was hoping the new tug.org (Red Hat WS 4) would be old enough. Guess not. So the question: should I remade the binaries for Linux on even older installation? Yes, it would seem so. If you're running RH7, I'm sure plenty of other people are too. Thanks, k