Function flann_sys::flann_find_nearest_neighbors_int

pub unsafe extern "C" fn flann_find_nearest_neighbors_int(
    dataset: *mut c_int, 
    rows: c_int, 
    cols: c_int, 
    testset: *mut c_int, 
    trows: c_int, 
    indices: *mut c_int, 
    dists: *mut f32, 
    nn: c_int, 
    flann_params: *mut FLANNParameters
) -> c_int