MSVC and Windows SDK compatibility

src/win/86Box.rc

@@ -1,4 +1,4 @@
-/*
+/*
  * 86Box	A hypervisor and IBM PC system emulator that specializes in
  *		running old operating systems and software designed for IBM
  *		PC systems and compatibles from 1981 through fairly recent

src/win/win_discord.c

@@ -19,7 +19,7 @@
 #include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
-#include <stringapiset.h>
+#include <windows.h>
 #include <time.h>
 #define HAVE_STDARG_H
 #include <86box/86box.h>

src/win/win_joystick.cpp

@@ -18,6 +18,7 @@
  */
 #define DIRECTINPUT_VERSION 0x0800
 #include <dinput.h>
+#define _USE_MATH_DEFINES
 #include <math.h>
 #include <stdarg.h>
 #include <stdint.h>
@@ -29,6 +30,8 @@
 #include <86box/gameport.h>
 #include <86box/win.h>
 
+#define DIDEVTYPE_JOYSTICK	4
+
 
 plat_joystick_t plat_joystick_state[MAX_PLAT_JOYSTICKS];
 joystick_t joystick_state[MAX_JOYSTICKS];

src/win/win_joystick_rawinput.c

@@ -21,6 +21,7 @@
 #include <hidclass.h>
 #include <hidusage.h>
 #include <hidsdi.h>
+#define _USE_MATH_DEFINES
 #include <math.h>
 #include <stdarg.h>
 #include <stdint.h>

src/win/win_joystick_xinput.c

@@ -19,6 +19,7 @@
  *		Copyright 2019 GH Cao.
  */
 #include <xinput.h>
+#define _USE_MATH_DEFINES
 #include <math.h>
 #include <stdarg.h>
 #include <stdint.h>