[XeTeX] How to manually create the xelatex.fmt?

[Philip TAYLOR (Webmaster, Ret'd)]

Chris Travers wrote:

> xetex -ini  -jobname=xelatex -progname=xelatex -etex xelatex.ini

I asked Vafa, there was no reply.  I will now ask you, Chris :

What does this accomplish that

 > xetex -ini -etex xelatex.ini

does not ?

Philip Taylor