PFNGLTEXTUREPARAMETERIEXTPROC typedef
        PFNGLTEXTUREPARAMETERIEXTPROC =
     Void Function(Uint32 texture, Uint32 target, Uint32 pname, Int32 param)
    
    
    
Implementation
typedef PFNGLTEXTUREPARAMETERIEXTPROC =
    Void Function(Uint32 texture, Uint32 target, Uint32 pname, Int32 param);