PFNGLGETHISTOGRAMPARAMETERIVEXTPROCDart typedef
        PFNGLGETHISTOGRAMPARAMETERIVEXTPROCDart =
     void Function(int target, int pname, Pointer<Int32>  params)
    
    
    
Implementation
typedef PFNGLGETHISTOGRAMPARAMETERIVEXTPROCDart =
    void Function(int target, int pname, Pointer<Int32> params);