void fgOpenWindow( SFG_Window* window, const char* title,
int x, int y, int w, int h, GLboolean gameMode,
int isSubWindow );
void fgCloseWindow( SFG_Window* window );
void fgAddToWindowDestroyList ( SFG_Window* window,
void fgOpenWindow( SFG_Window* window, const char* title,
int x, int y, int w, int h, GLboolean gameMode,
int isSubWindow );
void fgCloseWindow( SFG_Window* window );
void fgAddToWindowDestroyList ( SFG_Window* window,