On Oct 27, 2011 at 08:07 PM -0500, Michael Williams wrote:
>and in principle I could add a post-install hook to the homebrew 
>formula to do this for other users of homebrew/OS X, but it seems like 
>this is something that would be better fixed upstream. Any thoughts?

I see you found my original issue.  I also submitted a patch for this 
way back on April 3rd:

http://notmuchmail.org/pipermail/notmuch/2011/004114.html

I'm not sure if it still works, or if it's the best solution.  But it 
worked at the time.