Fix to bug 25504 for gnutls based schannel

[Marcus Meissner]

On Mon, Apr 18, 2011 at 10:04:08AM +0200, Hans Leidekker wrote:
> On Sun, 2011-04-17 at 09:42 -0400, jbalentine at tuffmail.com wrote:
> >  #ifdef SONAME_LIBGNUTLS
> >  #include <gnutls/gnutls.h>
> > +#include <gcrypt.h>
> > +#include <pthread.h>
> > +#include <errno.h>
> > +GCRY_THREAD_OPTION_PTHREAD_IMPL; 
> 
> You should add a separate configure check for libgcrypt. Use of pthreads
> reveals an implementation detail of Wine threads, I think it would be
> cleaner to supply Win32 implementations of the locking functions via
> GCRY_THREAD_OPTION_USER.

I also wonder why libgcrypt is now needed, where this dll is using libgnutls?

Ciao, Marcus