Removed tabs from headers

include/SDL3/SDL_atomic.h

@@ -224,8 +224,8 @@ extern SDL_DECLSPEC void SDLCALL SDL_MemoryBarrierAcquireFunction(void);
    hard-coded at address 0xffff0fa0
 */
 typedef void (*SDL_KernelMemoryBarrierFunc)();
-#define SDL_MemoryBarrierRelease()	((SDL_KernelMemoryBarrierFunc)0xffff0fa0)()
-#define SDL_MemoryBarrierAcquire()	((SDL_KernelMemoryBarrierFunc)0xffff0fa0)()
+#define SDL_MemoryBarrierRelease()  ((SDL_KernelMemoryBarrierFunc)0xffff0fa0)()
+#define SDL_MemoryBarrierAcquire()  ((SDL_KernelMemoryBarrierFunc)0xffff0fa0)()
 #else
 #if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7EM__) || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7S__) || defined(__ARM_ARCH_8A__)
 #define SDL_MemoryBarrierRelease()   __asm__ __volatile__ ("dmb ish" : : : "memory")

include/SDL3/SDL_gpu.h

@@ -490,7 +490,7 @@ typedef enum SDL_GPUTextureType
     SDL_GPU_TEXTURETYPE_2D_ARRAY,   /**< The texture is a 2-dimensional array image. */
     SDL_GPU_TEXTURETYPE_3D,         /**< The texture is a 3-dimensional image. */
     SDL_GPU_TEXTURETYPE_CUBE,       /**< The texture is a cube image. */
-	SDL_GPU_TEXTURETYPE_CUBE_ARRAY  /**< The texture is a cube array image. */
+    SDL_GPU_TEXTURETYPE_CUBE_ARRAY  /**< The texture is a cube array image. */
 } SDL_GPUTextureType;
 
 /**

include/build_config/SDL_build_config_ios.h

@@ -190,9 +190,9 @@
    Also supported in simulator from iOS 13.0 and tvOS 13.0
  */
 #if (TARGET_OS_SIMULATOR && ((__IPHONE_OS_VERSION_MIN_REQUIRED >= 130000) || (__TV_OS_VERSION_MIN_REQUIRED >= 130000))) || (!TARGET_CPU_ARM && ((__IPHONE_OS_VERSION_MIN_REQUIRED >= 80000) || (__TV_OS_VERSION_MIN_REQUIRED >= 90000)))
-#define SDL_PLATFORM_SUPPORTS_METAL	1
+#define SDL_PLATFORM_SUPPORTS_METAL 1
 #else
-#define SDL_PLATFORM_SUPPORTS_METAL	0
+#define SDL_PLATFORM_SUPPORTS_METAL 0
 #endif
 
 #if SDL_PLATFORM_SUPPORTS_METAL