Changes introduced by Libsystem-159.1.tar.gz (2011-07-26, mac-os-x-1072)

Source: http://opensource.apple.com/tarballs/Libsystem/Libsystem-159.1.tar.gz
SHA-1: ec4e1cc05d74010b44430240613b2b50291c8c8a
OS X Release: mac-os-x-1072 (source release #063)
File Modification Timestamp (Oldest): 2003-08-16 01:09:08
File Modification Timestamp (Newest): 2011-07-26 23:00:00