va_list used in <stdio.h>

[Doug Gwyn]

In article <2095 at dataio.Data-IO.COM> bright at dataio.Data-IO.COM (Walter Bright) writes:
-1. In stdio.h, include the lines:
-	#ifndef __STDARG_H		/* #define'd by stdarg.h	*/
-	#include <stdarg.h>		/* get definition of va_list	*/
-	#endif

No, don't do this.  <stdio.h> is not allowed to define the va_* macros.