Function alpm_sys::alpm_option_set_parallel_downloads

pub unsafe extern "C" fn alpm_option_set_parallel_downloads(
    handle: *mut alpm_handle_t,
    num_streams: c_uint
) -> c_int

Sets number of parallel streams to download database and package files. @param handle the context handle @param num_streams number of parallel download streams @return 0 on success, -1 on error