Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!decvax!microsof!uw-beaver!cornell!vax135!floyd!harpo!seismo!rlgvax!guy From: guy@rlgvax.UUCP Newsgroups: net.lang.c Subject: Re: What is the difference Message-ID: <519@rlgvax.UUCP> Date: Tue, 24-May-83 18:49:25 EDT Article-I.D.: rlgvax.519 Posted: Tue May 24 18:49:25 1983 Date-Received: Sat, 28-May-83 01:19:14 EDT References: <327@spanky.UUCP>, <3547@cbosgd.UUCP> Lines: 7 The System III "tolower" is a subroutine, not a macro, so it doesn't evaluate its argument twice. The manual page for the System V "tolower" is the same, so I suspect it is also a subroutine. Guy Harris RLG Corporation {seismo,mcnc,we13,brl-bmd,allegra}!rlgvax!guy