SDL: fix Cocoa_Vulkan_GetInstanceExtensions prototype for Mac

From 5e869d1b3571fe4887df347039b56808b3bbee8f Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <[EMAIL REDACTED]>
Date: Thu, 2 Nov 2023 22:12:56 +0300
Subject: [PATCH] fix Cocoa_Vulkan_GetInstanceExtensions prototype for Mac

---
 src/video/cocoa/SDL_cocoavulkan.h | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/video/cocoa/SDL_cocoavulkan.h b/src/video/cocoa/SDL_cocoavulkan.h
index 3a49b2adfc04..155dac30888b 100644
--- a/src/video/cocoa/SDL_cocoavulkan.h
+++ b/src/video/cocoa/SDL_cocoavulkan.h
@@ -36,9 +36,8 @@
 
 int Cocoa_Vulkan_LoadLibrary(SDL_VideoDevice *_this, const char *path);
 void Cocoa_Vulkan_UnloadLibrary(SDL_VideoDevice *_this);
-SDL_bool Cocoa_Vulkan_GetInstanceExtensions(SDL_VideoDevice *_this,
-                                            unsigned *count,
-                                            const char **names);
+char const* const* Cocoa_Vulkan_GetInstanceExtensions(SDL_VideoDevice *_this,
+                                                      Uint32 *count);
 SDL_bool Cocoa_Vulkan_CreateSurface(SDL_VideoDevice *_this,
                                     SDL_Window *window,
                                     VkInstance instance,