W32: bump _WIN32_WINNT and WINVER to 0x600 (Vista)

Move gdkprivate-win32.h include to ensure that this change affects gdkevents-win32.c

gdk/win32/gdkevents-win32.c

@@ -41,11 +41,12 @@
 
 #include "config.h"
 
+#include "gdkprivate-win32.h"
+
 #include <glib/gprintf.h>
 
 #include "gdk.h"
 #include "gdkdisplayprivate.h"
-#include "gdkprivate-win32.h"
 #include "gdkwin32.h"
 #include "gdkkeysyms.h"
 #include "gdkdevicemanager-win32.h"

gdk/win32/gdkprivate-win32.h

@@ -26,7 +26,8 @@
 #define __GDK_PRIVATE_WIN32_H__
 
 #ifndef WINVER
-#define WINVER 0x0500
+/* Vista or newer */
+#define WINVER 0x0600
 #endif
 
 #ifndef _WIN32_WINNT

gtk/gtkprint-win32.c

@@ -18,7 +18,8 @@
 
 #ifndef _MSC_VER
 #ifndef _WIN32_WINNT
-#define _WIN32_WINNT 0x0500
+/* Vista or newer */
+#define _WIN32_WINNT 0x0600
 #endif
 #ifndef WINVER
 #define WINVER _WIN32_WINNT

gtk/gtkprintoperation-win32.c

@@ -18,7 +18,8 @@
 
 #ifndef _MSC_VER
 #ifndef _WIN32_WINNT
-#define _WIN32_WINNT 0x0500
+/* Vista or newer */
+#define _WIN32_WINNT 0x0600
 #endif
 #ifndef WINVER
 #define WINVER _WIN32_WINNT