SDL: Fixed typo in cherry-pick (thanks @HadesD!)

SDL Commits
1 
From dc94cca8dd5d8996533499ca44409f918c84a3cd Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Sat, 3 Jun 2023 11:57:08 -0700
Subject: [PATCH] Fixed typo in cherry-pick (thanks @HadesD!)

---
 src/joystick/hidapi/SDL_hidapi_xbox360.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/joystick/hidapi/SDL_hidapi_xbox360.c b/src/joystick/hidapi/SDL_hidapi_xbox360.c
index 09d7ccb31723..843819f37f68 100644
--- a/src/joystick/hidapi/SDL_hidapi_xbox360.c
+++ b/src/joystick/hidapi/SDL_hidapi_xbox360.c
@@ -84,7 +84,7 @@ static SDL_bool HIDAPI_DriverXbox360_IsSupportedDevice(SDL_HIDAPI_Device *device
         /* This is the chatpad or other input interface, not the Xbox 360 interface */
         return SDL_FALSE;
     }
-#def __MACOSX__
+#ifdef __MACOSX__
     if (vendor_id == USB_VENDOR_MICROSOFT && product_id == USB_PRODUCT_XBOX360_WIRED_CONTROLLER && version == 1) {
         /* This is the Steam Virtual Gamepad, which isn't supported by this driver */
         return SDL_FALSE;