SDL: SDL_windowsevents.c: define RI_MOUSE_HWHEEL if missing.

From 864df05b1903e5ae04afa12648bc5bc1743dd9cc Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <[EMAIL REDACTED]>
Date: Tue, 28 May 2024 11:11:50 +0300
Subject: [PATCH] SDL_windowsevents.c: define RI_MOUSE_HWHEEL if missing.

---
 src/video/windows/SDL_windowsevents.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/video/windows/SDL_windowsevents.c b/src/video/windows/SDL_windowsevents.c
index 416ca2740b747..3aff7ed0dbaaa 100644
--- a/src/video/windows/SDL_windowsevents.c
+++ b/src/video/windows/SDL_windowsevents.c
@@ -74,6 +74,9 @@
 #ifndef WM_MOUSEHWHEEL
 #define WM_MOUSEHWHEEL 0x020E
 #endif
+#ifndef RI_MOUSE_HWHEEL
+#define RI_MOUSE_HWHEEL 0x0800
+#endif
 #ifndef WM_POINTERUPDATE
 #define WM_POINTERUPDATE 0x0245
 #endif