On Wed 2008-04-30 14:56, Richard Webb (1:116/901) wrote to Michael Kleefeld:

 RW> Mr. Van Essen wrote some good stuf, but sometimes his descriptions
 RW> in docs, especially of more complex functions leave a bit to be
 RW> desired imho. Usually trial and error sorts it out for me however.

If you really get stuck then it might be worthwhile looking at the source
code to see if you can work out what's going on.

--- timEd/FreeBSD 1.11.b2