How to set environment variables in iPhone executable using XCode 4?

Question

Since switching to XCode 4, I have been having issues finding how to set environment variables (such a NSZombies) in iPhone executables. In XCode 3, you could right-click on

Answer 1

another way would be if you click on the scheme drop down bar -> edit scheme -> arguments tab and then add NSZombieEnabled in the Environment Variables column and YES in the value column...