Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/18/84; site rlgvax.UUCP Path: utzoo!watmath!clyde!cbosgd!cbdkc1!desoto!cord!ihnp1!ihnp4!houxm!whuxl!whuxlm!akgua!sdcsvax!dcdwest!ittvax!decvax!genrad!panda!talcott!harvard!seismo!rlgvax!guy From: guy@rlgvax.UUCP (Guy Harris) Newsgroups: net.unix Subject: Re: Which *nix ? BSD : System V Message-ID: <517@rlgvax.UUCP> Date: Tue, 26-Feb-85 15:26:13 EST Article-I.D.: rlgvax.517 Posted: Tue Feb 26 15:26:13 1985 Date-Received: Sun, 3-Mar-85 04:21:32 EST References: <147@rtech.ARPA> <492@rlgvax.UUCP> <5068@elsie.UUCP> Distribution: net Organization: CCI Office Systems Group, Reston, VA Lines: 10 > An alternative might be to include "sys/ioctl.h", which is present on 4.1bsd, > 4.2bsd, and System III. If it's also present on System V (and the Berkeley > FIONREAD ioctl call hasn't been picked up AT&T) It is, and it hasn't. (In fact, the S5 "sys/ioctl.h" is an empty file; it was a silly idea in the first place - you really want "termio.h" for terminals, "mtio.h" for mag tapes, etc.) Guy Harris {seismo,ihnp4,allegra}!rlgvax!guy