pub unsafe extern "C" fn zx_stream_writev(
handle: zx_handle_t,
options: u32,
vectors: *const zx_iovec_t,
num_vectors: usize,
actual: *mut usize,
) -> zx_status_t
pub unsafe extern "C" fn zx_stream_writev(
handle: zx_handle_t,
options: u32,
vectors: *const zx_iovec_t,
num_vectors: usize,
actual: *mut usize,
) -> zx_status_t