Richard,
What I *don't* see here is any practical relevance to the question of whether 'printf' is part of the C language or not, except for
I would come back to my final sentence of my original reply: The definition of 'language' depends on who you are talking to. -- Derek M. Jones tel: +44 (0) 1252 520 667 Knowledge Software Ltd mailto:de...@knosof.co.uk Source code analysis http://www.knosof.co.uk -- The Open University is incorporated by Royal Charter (RC 000391), an exempt charity in England & Wales and a charity registered in Scotland (SC 038302).
