gdkdisplay-win32.c: Define _WIN32_WINNT

... to be for Vista (0x0600) or later.  This is so that the necessary
items in the Windows headers be activated so that the code will build
properly on mingw-w64, and we already require Vista or later for GTK+.

Thanks Ting-Wei Lan for pointing this out.

See: https://bugzilla.gnome.org/show_bug.cgi?id=768081#c62

diff --git a/gdk/win32/gdkdisplay-win32.c b/gdk/win32/gdkdisplay-win32.c
index 8cb0aa094ab20ebc8e2b1cbe5affeaac01793af5..c701e2e0363cb743d243b8b36d4ed3870ab4d92b 100644 (file)
--- a/gdk/win32/gdkdisplay-win32.c
+++ b/gdk/win32/gdkdisplay-win32.c
@@ -17,6 +17,9 @@
  */
 
 #include "config.h"
+
+#define _WIN32_WINNT 0x0600
+
 #include "gdk.h"
 #include "gdkprivate-win32.h"
 #include "gdkdisplay-win32.h"