PFNGLENDTRANSFORMFEEDBACKNVPROCDart typedef
        PFNGLENDTRANSFORMFEEDBACKNVPROCDart =
     void Function()
    
    
    
Implementation
typedef PFNGLENDTRANSFORMFEEDBACKNVPROCDart = void Function();typedef PFNGLENDTRANSFORMFEEDBACKNVPROCDart = void Function();