From: utzoo!decvax!wivax!dyer Newsgroups: net.unix-wizar Title: Re: Unix on Personal Computers Article-I.D.: wivax.11522 Posted: Tue Mar 22 23:32:36 1983 Received: Wed Mar 23 06:33:29 1983 References: sdccsu3.383 watarts.1747 Not so! CP/M, CP/M+, CP/M-86 and MSDOS are still written in their native assembly languages, with maybe a little PL/M thrown in for variety (MSDOS V.2 might be in C, not sure.) I believe, of the CP/M clones, only CP/M-68 was written in C from the ground up.