man’s Special Xcode Support

Wolf Rentzsch:

So Apple’s man calls xcselect_get_manpaths() to dynamically add Xcode-specific paths to man's search paths. Sneaky.

[…]

libxcselect.dylib is key to Apple’s technique of providing stubs binaries at standard locations that do little else but look up the actual tool locations inside /Applications/Xcode.app and execute them.