PFNGLNAMEDBUFFERDATAPROCDart typedef
        PFNGLNAMEDBUFFERDATAPROCDart =
     void Function(int buffer, Pointer<Uint32>  size, Pointer<NativeType>  data, int usage)
    
    
    
Implementation
typedef PFNGLNAMEDBUFFERDATAPROCDart =
    void Function(
      int buffer,
      Pointer<Uint32> size,
      Pointer<NativeType> data,
      int usage,
    );