PFNGLSEMAPHOREPARAMETERUI64VEXTPROC typedef
        PFNGLSEMAPHOREPARAMETERUI64VEXTPROC =
     Void Function(Uint32 semaphore, Uint32 pname, Pointer<Uint64>  params)
    
    
    
Implementation
typedef PFNGLSEMAPHOREPARAMETERUI64VEXTPROC =
    Void Function(Uint32 semaphore, Uint32 pname, Pointer<Uint64> params);