The auto-generated files are created by running ./build-aux/bootstrap with Gnulib as at commit 84b1687bd51d4d47773a434ec12812292c4c0942 (with a date stamp of Thu Aug 25 15:24:28 2011 -0700), Autoconf 2.68, Automake 1.11.1 and Gettext 0.18.1.1.