Mine

/** * @brief Init the SDL window * @param fullscreen Start in fullscreen or not (bool value) */static qboolean GLimp_InitGraphics (qboolean fullscreen){	int flags;	int stencil_bits;#ifndef __APPLE__	int width = 0;	int height = 0;#endif	SDL_SysWMinfo info;	SDL_VERSION(&info.version);	Com_Printf("SDL version: %i.%i.%i\n", info.version.major, info.version.minor, info.version.patch);	have_stencil = qfalse;#ifndef __APPLE__	/* turn off DGA mouse support: leaving it makes cursor _slow_ in fullscreen under X11 at least */	setenv("SDL_VIDEO_X11_DGAMOUSE", "0", 1);	if (SDL_GetWMInfo(&info) > 0 ) {		if (info.subsystem == SDL_SYSWM_X11) {			info.info.x11.lock_func();			width = DisplayWidth(info.info.x11.display, DefaultScreen(info.info.x11.display));			height = DisplayHeight(info.info.x11.display, DefaultScreen(info.info.x11.display));			info.info.x11.unlock_func();			Com_Printf("Desktop resolution: %i:%i\n", width, height);		}	}#endif	/* Just toggle fullscreen if that's all that has been changed */	if (surface && (surface->w == vid.width) && (surface->h == vid.height)) {		qboolean isfullscreen = (surface->flags & SDL_FULLSCREEN) ? qtrue : qfalse;		if (fullscreen != isfullscreen)			SDL_WM_ToggleFullScreen(surface);		isfullscreen = (surface->flags & SDL_FULLSCREEN) ? qtrue : qfalse;		if (fullscreen == isfullscreen)			return qtrue;	}	srandom(getpid());	/* free resources in use */	if (surface)		SDL_FreeSurface(surface);	/* let the sound and input subsystems know about the new window */	ri.Vid_NewWindow (vid.width, vid.height);	SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5);	SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 5);	SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5);	SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);	SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);	SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 1);	flags = SDL_OPENGL;	if (fullscreen)		flags |= SDL_FULLSCREEN;	SetSDLIcon(); /* currently uses ufoicon.xbm data */	if ((surface = SDL_SetVideoMode(vid.width, vid.height, 0, flags)) == NULL) {		Sys_Error("(SDLGL) SDL SetVideoMode failed: %s\n", SDL_GetError());		return qfalse;	}	SDL_WM_SetCaption(GAME_TITLE, GAME_TITLE_LONG);	SDL_ShowCursor(SDL_DISABLE);	if (!SDL_GL_GetAttribute(SDL_GL_STENCIL_SIZE, &stencil_bits)) {		ri.Con_Printf(PRINT_ALL, "I: got %d bits of stencil\n", stencil_bits);		if (stencil_bits >= 1) {			have_stencil = qtrue;		}	}	SDL_active = qtrue;	return qtrue;}