PFNGLCLEARNAMEDBUFFERDATAEXTPROCDart typedef
        PFNGLCLEARNAMEDBUFFERDATAEXTPROCDart =
     void Function(int buffer, int internalformat, int format, int type, Pointer<NativeType>  data)
    
    
    
Implementation
typedef PFNGLCLEARNAMEDBUFFERDATAEXTPROCDart =
    void Function(
      int buffer,
      int internalformat,
      int format,
      int type,
      Pointer<NativeType> data,
    );