void cvCalcBayesianProb(CvHistogram** src, int number, CvHistogram** dst) {
    void *fptr;

    fptr = dlsym(_Chcv_handle, "cvCalcBayesianProb_chdl");
    if(fptr == NULL) {
        fprintf(_stderr, "Error: %s(): dlsym(): %s\n", __func__,  dlerror());
        return;
    }
    dlrunfun(fptr, NULL, cvCalcBayesianProb, src, number, dst);
}
