pub unsafe extern "C" fn g_output_stream_writev_async(
stream: *mut GOutputStream,
vectors: *const GOutputVector,
n_vectors: size_t,
io_priority: c_int,
cancellable: *mut GCancellable,
callback: GAsyncReadyCallback,
user_data: gpointer,
)
Available on crate feature
v2_60
only.