I’d assume that because he wrote a book about “C”, not about “C targeted for the Keil C51 compiler.” I read plenty of programming books around that time. They

I’d assume that because he wrote a book about “C”, not about “C targeted for the Keil C51 compiler.” I read plenty of programming books around that time. They were almost always specific to some platform, but they always said so. I never saw, say, a “Pascal” book that turned out to be completely specific to ORCA/Pascal. It would say what it was for.