zx_sys

Function zx_iob_writev

Source 
pub unsafe extern "C" fn zx_iob_writev(
    handle: zx_handle_t,
    options: zx_iob_write_options_t,
    region_index: u32,
    vectors: *const zx_iovec_t,
    num_vectors: usize,
) -> zx_status_t