void cvFitLine(CvArr* points, int dist_type, double param, double reps, double aeps, float* line) {
    void *fptr;

    fptr = dlsym(_Chcv_handle, "cvFitLine_chdl");
    if(fptr == NULL) {
        fprintf(_stderr, "Error: %s(): dlsym(): %s\n", __func__,  dlerror());
        return;
    }
    dlrunfun(fptr, NULL, cvFitLine, points, dist_type, param, reps, aeps, line);
}
