tar: autoconf-2.57/doc/standards.info: tampon date-heure 2002-12-03 06:15:43 sera 16712757 s dans le futur
tar: autoconf-2.57/doc: tampon date-heure 2002-12-03 09:35:03 sera 16724717 s dans le futur
tar: autoconf-2.57: tampon date-heure 2002-12-03 09:35:02 sera 16724716 s dans le futur
>>> Unpacking autoconf-2.13.tar.gz to /var/tmp/portage/autoconf-2.57-r1/work
 * Applying autoconf-2.13-configure-gentoo.diff...                        [ ok ]
 * Applying autoconf-2.13-configure.in-gentoo.diff...                     [ ok ]
 * Applying autoconf-2.57-infopage-namechange.patch...                    [ ok ]
>>> Source unpacked.
checking for a BSD-compatible install... /bin/install -c
checking whether build environment is sane... configure: error: newly created file is older than distributed files!
Check your system clock
 
!!! ERROR: sys-devel/autoconf-2.57-r1 failed.
!!! Function src_compile, Line 50, Exitcode 1
!!! (no error message)