问个基础的vc问题

我用VC新建了一个cpp文件，哪怕就写下面这点基础代码，一编译就出现下面错误，怎么回事啊，是不是我的vc哪儿没调好，本人没用过vc

#include <stdio.h>
int main(void)
{
return 0;
}


编译报错如下：
--------------------Configuration: a - Win32 Debug--------------------
Compiling...
a.cpp
c:\program files\microsoft visual studio\vc98\include\stdio.h(220) : error C2144: syntax error : missing ';' before type 'int'
c:\program files\microsoft visual studio\vc98\include\stdio.h(220) : error C2501: '_CRTIMP' : missing storage-class or type specifiers
c:\program files\microsoft visual studio\vc98\include\stdio.h(220) : fatal error C1004: unexpected end of file found
Error executing cl.exe.

a.exe - 3 error(s), 0 warning(s)