PFNGLNORMALPOINTEREXTPROC typedef
        PFNGLNORMALPOINTEREXTPROC =
     Void Function(Uint32 type, Uint32 stride, Uint32 count, Pointer<NativeType>  pointer)
    
    
    
Implementation
typedef PFNGLNORMALPOINTEREXTPROC =
    Void Function(
      Uint32 type,
      Uint32 stride,
      Uint32 count,
      Pointer<NativeType> pointer,
    );