PFNGLPROGRAMUNIFORMMATRIX4X2DVEXTPROC typedef
        PFNGLPROGRAMUNIFORMMATRIX4X2DVEXTPROC =
     Void Function(Uint32 program, Int32 location, Uint32 count, Int32 transpose, Pointer<Double>  value)
    
    
    
Implementation
typedef PFNGLPROGRAMUNIFORMMATRIX4X2DVEXTPROC =
    Void Function(
      Uint32 program,
      Int32 location,
      Uint32 count,
      Int32 transpose,
      Pointer<Double> value,
    );