d3dx9_36/tests: Fix printing a NULL string

[David Laight]

On Tue, Aug 30, 2011 at 12:44:05PM +0200, Joerg-Cyril.Hoehle at t-systems.com wrote:
> Wine logs in Solaris can randomly crash Wine because it crashes on printf("%s", NULL)?
> 
> I'm very surprised. I thought Solaris was one of the first machines - decades ago - where I observed "(null)" for NULL.
> (Or is that really glibc only?)

Probably glibc, solaris was one of the first unix (I saw) to fault
on accesses to address zero and certainly the current solaris libc
will fault.

	David

-- 
David Laight: david at l8s.co.uk