PFNGLUNMAPOBJECTBUFFERATIPROCDart typedef
        PFNGLUNMAPOBJECTBUFFERATIPROCDart =
     void Function(int buffer)
    
    
    
Implementation
typedef PFNGLUNMAPOBJECTBUFFERATIPROCDart = void Function(int buffer);typedef PFNGLUNMAPOBJECTBUFFERATIPROCDart = void Function(int buffer);