Provided by: libsdl3-doc_3.2.20+ds-2_all 

NAME
SDL_GL_UnloadLibrary - Unload the OpenGL library previously loaded by SDL_GL_LoadLibrary().
SYNOPSIS
#include <SDL3/SDL_video.h>
void SDL_GL_UnloadLibrary(void);
THREAD SAFETY
This function should only be called on the main thread.
AVAILABILITY
This function is available since SDL 3.2.0.
SEE ALSO
SDL_GL_LoadLibrary(3)
Simple Directmedia Layer SDL 3.2.20 SDL_GL_UnloadLibrary(3)