Wireshark-dev: Re: [Wireshark-dev] How to build on MACOS
From: Tony Trinh <[email protected]>
Date: Sun, 19 Jun 2011 15:11:27 -0400
XCode 3.x is free while 4 is not. You need to register with Apple to download 3.x. See the link below for more info.

http://guide.macports.org/chunked/installing.xcode.html

I'm also a big fan of MacPorts (which is more current than Fink).