Heh, try this:

import std.stdio;
import std.stream;

void main()
{
  va_list args;
}

Produces this:

C:\projects\code\foo>dmd valist.d
C:\dmd\bin\..\src\phobos\std\c\stdio.d(153): alias va_list conflicts with stream
.va_list at C:\dmd\bin\..\src\phobos\std\stream.d(68)

Lars Ivar Igesund

I've got that fixed now.