diff --git a/include/build_config/SDL_build_config.h.cmake b/include/build_config/SDL_build_config.h.cmake
index 69117559cb..20608b3ae3 100644
--- a/include/build_config/SDL_build_config.h.cmake
+++ b/include/build_config/SDL_build_config.h.cmake
@@ -31,6 +31,8 @@
 /* General platform specific identifiers */
 #include <SDL3/SDL_platform_defines.h>
 
+#cmakedefine SDL_PLATFORM_PRIVATE 1
+
 #cmakedefine HAVE_GCC_ATOMICS 1
 #cmakedefine HAVE_GCC_SYNC_LOCK_TEST_AND_SET 1
 
@@ -274,6 +276,8 @@
 #cmakedefine SDL_AUDIO_DRIVER_N3DS 1
 #cmakedefine SDL_AUDIO_DRIVER_QNX 1
 
+#cmakedefine SDL_AUDIO_DRIVER_PRIVATE 1
+
 /* Enable various input drivers */
 #cmakedefine SDL_INPUT_LINUXEV 1
 #cmakedefine SDL_INPUT_LINUXKD 1
@@ -299,11 +303,17 @@
 #cmakedefine SDL_JOYSTICK_VITA 1
 #cmakedefine SDL_JOYSTICK_WGI 1
 #cmakedefine SDL_JOYSTICK_XINPUT 1
+
+#cmakedefine SDL_JOYSTICK_PRIVATE 1
+
 #cmakedefine SDL_HAPTIC_DUMMY 1
 #cmakedefine SDL_HAPTIC_LINUX 1
 #cmakedefine SDL_HAPTIC_IOKIT 1
 #cmakedefine SDL_HAPTIC_DINPUT 1
 #cmakedefine SDL_HAPTIC_ANDROID 1
+
+#cmakedefine SDL_HAPTIC_PRIVATE 1
+
 #cmakedefine SDL_LIBUSB_DYNAMIC @SDL_LIBUSB_DYNAMIC@
 #cmakedefine SDL_UDEV_DYNAMIC @SDL_UDEV_DYNAMIC@
 
@@ -312,6 +322,8 @@
 #cmakedefine SDL_PROCESS_POSIX 1
 #cmakedefine SDL_PROCESS_WINDOWS 1
 
+#cmakedefine SDL_PROCESS_PRIVATE 1
+
 /* Enable various sensor drivers */
 #cmakedefine SDL_SENSOR_ANDROID 1
 #cmakedefine SDL_SENSOR_COREMOTION 1
@@ -320,11 +332,15 @@
 #cmakedefine SDL_SENSOR_VITA 1
 #cmakedefine SDL_SENSOR_N3DS 1
 
+#cmakedefine SDL_SENSOR_PRIVATE 1
+
 /* Enable various shared object loading systems */
 #cmakedefine SDL_LOADSO_DLOPEN 1
 #cmakedefine SDL_LOADSO_DUMMY 1
 #cmakedefine SDL_LOADSO_WINDOWS 1
 
+#cmakedefine SDL_LOADSO_PRIVATE 1
+
 /* Enable various threading systems */
 #cmakedefine SDL_THREAD_GENERIC_COND_SUFFIX 1
 #cmakedefine SDL_THREAD_GENERIC_RWLOCK_SUFFIX 1
@@ -337,6 +353,8 @@
 #cmakedefine SDL_THREAD_PS2 1
 #cmakedefine SDL_THREAD_N3DS 1
 
+#cmakedefine SDL_THREAD_PRIVATE 1
+
 /* Enable various RTC systems */
 #cmakedefine SDL_TIME_UNIX 1
 #cmakedefine SDL_TIME_WINDOWS 1
@@ -354,6 +372,8 @@
 #cmakedefine SDL_TIMER_PS2 1
 #cmakedefine SDL_TIMER_N3DS 1
 
+#cmakedefine SDL_TIMER_PRIVATE 1
+
 /* Enable various video drivers */
 #cmakedefine SDL_VIDEO_DRIVER_ANDROID 1
 #cmakedefine SDL_VIDEO_DRIVER_COCOA 1
@@ -405,6 +425,8 @@
 #cmakedefine SDL_VIDEO_DRIVER_X11_XTEST 1
 #cmakedefine SDL_VIDEO_DRIVER_QNX 1
 
+#cmakedefine SDL_VIDEO_DRIVER_PRIVATE 1
+
 #cmakedefine SDL_VIDEO_RENDER_D3D 1
 #cmakedefine SDL_VIDEO_RENDER_D3D11 1
 #cmakedefine SDL_VIDEO_RENDER_D3D12 1
@@ -417,6 +439,8 @@
 #cmakedefine SDL_VIDEO_RENDER_PSP 1
 #cmakedefine SDL_VIDEO_RENDER_VITA_GXM 1
 
+#cmakedefine SDL_VIDEO_RENDER_PRIVATE 1
+
 /* Enable OpenGL support */
 #cmakedefine SDL_VIDEO_OPENGL 1
 #cmakedefine SDL_VIDEO_OPENGL_ES 1
@@ -426,6 +450,8 @@
 #cmakedefine SDL_VIDEO_OPENGL_WGL 1
 #cmakedefine SDL_VIDEO_OPENGL_EGL 1
 
+#cmakedefine SDL_VIDEO_STATIC_ANGLE 1
+
 /* Enable Vulkan support */
 #cmakedefine SDL_VIDEO_VULKAN 1
 
@@ -451,6 +477,8 @@
 #cmakedefine SDL_POWER_PSP 1
 #cmakedefine SDL_POWER_N3DS 1
 
+#cmakedefine SDL_POWER_PRIVATE 1
+
 /* Enable system filesystem support */
 #cmakedefine SDL_FILESYSTEM_ANDROID 1
 #cmakedefine SDL_FILESYSTEM_HAIKU 1
@@ -465,6 +493,8 @@
 #cmakedefine SDL_FILESYSTEM_PS2 1
 #cmakedefine SDL_FILESYSTEM_N3DS 1
 
+#cmakedefine SDL_FILESYSTEM_PRIVATE 1
+
 /* Enable system storage support */
 #cmakedefine SDL_STORAGE_STEAM @SDL_STORAGE_STEAM@
 
@@ -473,6 +503,8 @@
 #cmakedefine SDL_FSOPS_WINDOWS 1
 #cmakedefine SDL_FSOPS_DUMMY 1
 
+#cmakedefine SDL_FSOPS_PRIVATE 1
+
 /* Enable camera subsystem */
 #cmakedefine SDL_CAMERA_DRIVER_DUMMY 1
 /* !!! FIXME: for later cmakedefine SDL_CAMERA_DRIVER_DISK 1 */
@@ -485,6 +517,8 @@
 #cmakedefine SDL_CAMERA_DRIVER_PIPEWIRE_DYNAMIC @SDL_CAMERA_DRIVER_PIPEWIRE_DYNAMIC@
 #cmakedefine SDL_CAMERA_DRIVER_VITA 1
 
+#cmakedefine SDL_CAMERA_DRIVER_PRIVATE 1
+
 /* Enable dialog subsystem */
 #cmakedefine SDL_DIALOG_DUMMY 1
 
@@ -547,4 +581,8 @@ typedef unsigned int uintptr_t;
 #cmakedefine SDL_DISABLE_LASX 1
 #cmakedefine SDL_DISABLE_NEON 1
 
+#ifdef SDL_PLATFORM_PRIVATE
+#include "SDL_end_config_private.h"
+#endif
+
 #endif /* SDL_build_config_h_ */