Patch to support --help

[Sascha Wildner]

Joseph S. Myers schrieb:
> The tools zdump and zic support the GNU-standard --version option (output 
> version information to stdout and exit successfully), but not the 
> associated --help option (output usage and bug reporting information to 
> stdout and exit successfully).  This patch adds such support.  tzselect 
> supports neither option, so this patch adds support for both options to 
> it.

I've never understood the reasoning of the "GNU standard" (?!) behind 
this. Will not '--help' without this patch show the usage as well? Is it 
just the successful exit that is so important here?

Sascha

-- 
http://yoyodyne.ath.cx