PFNGLPROGRAMENVPARAMETERSI4IVNVPROCDart typedef
        PFNGLPROGRAMENVPARAMETERSI4IVNVPROCDart =
     void Function(int target, int index, int count, Pointer<Int32>  params)
    
    
    
Implementation
typedef PFNGLPROGRAMENVPARAMETERSI4IVNVPROCDart =
    void Function(int target, int index, int count, Pointer<Int32> params);