PFNGLFOGCOORDPOINTEREXTPROCDart typedef
        PFNGLFOGCOORDPOINTEREXTPROCDart =
     void Function(int type, int stride, Pointer<NativeType>  pointer)
    
    
    
Implementation
typedef PFNGLFOGCOORDPOINTEREXTPROCDart =
    void Function(int type, int stride, Pointer<NativeType> pointer);