PFNGLDRAWRANGEELEMENTSEXTPROC typedef
        PFNGLDRAWRANGEELEMENTSEXTPROC =
     Void Function(Uint32 mode, Uint32 start, Uint32 end, Uint32 count, Uint32 type, Pointer<NativeType>  indices)
    
    
    
Implementation
typedef PFNGLDRAWRANGEELEMENTSEXTPROC =
    Void Function(
      Uint32 mode,
      Uint32 start,
      Uint32 end,
      Uint32 count,
      Uint32 type,
      Pointer<NativeType> indices,
    );