Function grokj2k_sys::grk_stream_set_seek_function

pub unsafe extern "C" fn grk_stream_set_seek_function(
    stream: *mut grk_stream, 
    p_function: grk_stream_seek_fn
)

Set the given function to be used as a seek function, the stream is then seekable.

@param stream the stream to modify @param p_function the function to use a skip function.