Fix build complaints about unset variable "e"
-rwxr-xr-x CheckInputOutputFiles.sh
-rwxr-xr-x Common.sh
-rwxr-xr-x FrameworkHeadersLink.sh
-rw-r--r-- LICENSE.txt
-rwxr-xr-x Package.sh
-rwxr-xr-x PreprocessInfoPlistStrings.sh
-rw-r--r-- README.txt
-rwxr-xr-x ReleaseNotes.sh
-rwxr-xr-x RunDoxygen.sh
-rwxr-xr-x SetCustomFolderIcon.sh
-rwxr-xr-x StripDSYM.sh
-rwxr-xr-x StripFrameworkSymbols.sh
-rwxr-xr-x UpdateBuildVersionNumbers.sh
-rwxr-xr-x UpdateGitRevisionNumbers.rb
-rwxr-xr-x UpdateStringsFiles.sh
-rwxr-xr-x UpdateXibs.sh
-rw-r--r-- base-style.xcconfig
-rw-r--r-- cocoa-app-target.xcconfig
-rw-r--r-- debug-style.xcconfig
-rwxr-xr-x dmgutil.pl
-rw-r--r-- foundation-tool-target.xcconfig
-rw-r--r-- framework-target.xcconfig
-rw-r--r-- git.rb
drwxr-xr-x help
-rw-r--r-- interface-builder-palette.xcconfig
-rw-r--r-- loadable-bundle-target.xcconfig
-rw-r--r-- loadable-test-bundle-target.xcconfig
-rw-r--r-- pref-pane-target.xcconfig
-rw-r--r-- release-style.xcconfig