[patch] main.c (captured_main): Alphabetically sort long_options.

[Tom Tromey]

>>>>> "Doug" == Doug Evans <dje@google.com> writes:

Doug> fyi, I will check this in in two days if there are no objections.

It is fine by me.

Doug> A good next step would be update --help output,
Doug> but I was going to wait until after this goes in.

FWIW I think --help output is most useful when it is broken into
sections, and then sorting is applied in each section.  See "tar" or
"automake" for reasonable examples.

Tom