Function rocks_sys::rocks_writebatch_delete_rangev_cf

pub unsafe extern "C" fn rocks_writebatch_delete_rangev_cf(
    b: *mut rocks_writebatch_t, 
    column_family: *mut rocks_column_family_handle_t, 
    num_keys: c_int, 
    start_keys_list: *const *const c_char, 
    start_keys_list_sizes: *const usize, 
    end_keys_list: *const *const c_char, 
    end_keys_list_sizes: *const usize
)