Path: utzoo!mnetor!uunet!husc6!cmcl2!brl-adm!brl-smoke!gwyn
From: gwyn@brl-smoke.ARPA (Doug Gwyn )
Newsgroups: comp.lang.c
Subject: Re: When do you #include <stdlib.h>?
Message-ID: <7638@brl-smoke.ARPA>
Date: 9 Apr 88 22:56:14 GMT
References: <4991@sigi.Colorado.EDU> <13100007@bucc2> <1035@mcgill-vision.UUCP>
Reply-To: gwyn@brl.arpa (Doug Gwyn (VLD/VMB) <gwyn>)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 10

In article <1035@mcgill-vision.UUCP> mouse@mcgill-vision.UUCP (der Mouse) writes:
-> If you didn't want to include <stdlib>, you could [have] done the
-> prototype yourself:
-> long atol();
->   or if you are blessed with an ANSI compiler
-> long atol(char *str);
-Unless, of course, what stdlib.h actually says is
-#define atol(s) _builtin_atol(s)

No, there must also be an actual atol() function in the ANSI C library.