RE: libSDL and $DISPLAY

[Mark Page <rombust@hotmail.co.uk>]

 
> Date: Thu, 27 Jun 2013 20:53:43 +0200
> Subject: libSDL and $DISPLAY
>
> void main() {
> if (SDL_Init (SDL_INIT_VIDEO) < 0) {
> fprintf(stderr, "Unable to init SDL: %s\n", SDL_GetError());
> exit(1);
> }
> }

I haven't used SDL for over 10 years. 
According to the documention, I think you still need to call SDL_Quit:
 
http://www.libsdl.org/docs/html/sdlquit.html