windows/SDL_syslocale.c: make it build against older SDKs.
diff --git a/src/locale/windows/SDL_syslocale.c b/src/locale/windows/SDL_syslocale.c
index 9f89ff8..d4004ca 100644
--- a/src/locale/windows/SDL_syslocale.c
+++ b/src/locale/windows/SDL_syslocale.c
@@ -24,7 +24,7 @@
#include "../SDL_syslocale.h"
#include "SDL_assert.h"
-typedef BOOL (WINAPI *pfnGetUserPreferredUILanguages)(DWORD,PULONG,PZZWSTR,PULONG);
+typedef BOOL (WINAPI *pfnGetUserPreferredUILanguages)(DWORD,PULONG,/*PZZWSTR*/WCHAR*,PULONG);
#ifndef MUI_LANGUAGE_NAME
#define MUI_LANGUAGE_NAME 0x8
#endif