If you set it in ~/.MacOSX/environment.plist (if you don't already have one you can use the developer tools GUI property list editor to create one; it should be a dictionary, the keys being the environment variables to set and the string values the . . . erm . . . values to which to set them). Next time you log in and out (not just a Finder restart; have to go through loginwindow) anything started by the OS X GUI (such as iTerm or Terminal.app) should get those values in its environment.

In reply to Re^4: Tk OSX couldn't connect to display :0 by Fletch
in thread Tk OSX couldn't connect to display :0 by Washizu

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