[MINC-development] minc-patch: fixing check for gunzip

[Vicka Corey]

Jason Lerch said:
>This patch appears to do the trick on OS X. I still get this warning 
>when running autogen.sh, which I had fixed in my earlier patch (though 
>I'm not sure how much it actually matters):

...does this imply that there is currently a working, usable os x version?

if so, can i get ahold of it?

i am currently in the middle of yet another os x rebuild, and if there's 
already a wheel out there, i'd just as soon quit trying to reinvent it :)

thanks,
--vicka