Date: Fri, 5 Feb 1999 13:54:03 -0800 (PST) From: Matthew Dillon <dillon@apollo.backplane.com> To: "Alton, Matthew" <Matthew.Alton@anheuser-busch.com> Cc: "'Hackers@FreeBSD.ORG'" <Hackers@FreeBSD.ORG> Subject: Re: C headers Message-ID: <199902052154.NAA99560@apollo.backplane.com> References: <31B3F0BF1C40D11192A700805FD48BF90177670F@STLABCEXG011>
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Try compiling with -Wall to turn on warnings and see what happens.
cc -Wall x.c -o x
-Matt
Matthew Dillon
<dillon@backplane.com>
:Why does printf() non need #include <stdio.h> like the man page says?
:
:-------------------------------------- foo.c
:int
:mean(int a, int b)
:{
: return (a + b) / 2;
:}
:
:int
:main()
:{
: int i = 0, j = 0, answer = 0;
:
: i = 7;
: j = 9;
:
: answer = mean(i, j);
: printf("The mean of %d and %d is %d\n", i, j, answer);
:
: return 0;
:}
:----------------------------------------------
:
:builds without a #include <stdio.h>. A student asked me why and I can't explain
:this inconsistency.
:
:
:Matthew Alton
:Computer Services - UNIX Systems Administration
:(314)632-6644 matthew.alton@anheuser-busch.com
: alton@plantnet.com
:
:
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