vc判断文件是否存在

#include  <io.h>
#include  <stdio.h>
#include  <stdlib.h>

void main( void )
{
   /* Check for existence */
    )) != - )
   {
      printf( "File ACCESS.C exists\n" );
      /* Check for write permission */
       )) != - )
         printf( "File ACCESS.C has write permission\n" );
   }
}