Merge branch 'fix_windows_build' into 'gtk-3-24'

Fix Windows build in gtk 3.24.31

See merge request GNOME/gtk!4292

gdk/win32/gdkkeys-win32.h

@@ -22,7 +22,7 @@
  */
 
 #include <glib.h>
-#include <Windows.h>
+#include <windows.h>
 
 /* For lookup table VK -> chars */
 typedef struct 

gdk/win32/winpointer.h

@@ -138,6 +138,10 @@
 #define PA_ACTIVATE MA_ACTIVATE
 #define PA_NOACTIVATE MA_NOACTIVATE
 
+#ifndef GC_ALLGESTURES
+#define GC_ALLGESTURES 0x1
+#endif
+
 typedef DWORD POINTER_INPUT_TYPE;
 typedef UINT32 POINTER_FLAGS;
 typedef UINT32 TOUCH_FLAGS;

meson.build

@@ -683,7 +683,7 @@ if win32_enabled
   else
     pc_gdk_extra_libs += ['-Wl,-luuid']
   endif
-  pc_gdk_extra_libs += ['-lwinmm', '-ldwmapi', '-lsetupapi', '-lcfgmgr32']
+  pc_gdk_extra_libs += ['-lwinmm', '-ldwmapi', '-lsetupapi', '-lcfgmgr32', '-lhid']
   backend_immodules += ['ime']
 
   # Check whether libepoxy is built with EGL support on Windows