PFNGLLINEWIDTHXOESPROCDart typedef
        PFNGLLINEWIDTHXOESPROCDart =
     void Function(int width)
    
    
    
Implementation
typedef PFNGLLINEWIDTHXOESPROCDart = void Function(int width);typedef PFNGLLINEWIDTHXOESPROCDart = void Function(int width);