PFNGLNAMEDCOPYBUFFERSUBDATAEXTPROC typedef
        PFNGLNAMEDCOPYBUFFERSUBDATAEXTPROC =
     Void Function(Uint32 readBuffer, Uint32 writeBuffer, Pointer<NativeType>  readOffset, Pointer<NativeType>  writeOffset, Pointer<Uint32>  size)
    
    
    
Implementation
typedef PFNGLNAMEDCOPYBUFFERSUBDATAEXTPROC =
    Void Function(
      Uint32 readBuffer,
      Uint32 writeBuffer,
      Pointer<NativeType> readOffset,
      Pointer<NativeType> writeOffset,
      Pointer<Uint32> size,
    );