=== configuring in libltdl (/usr/ports/devel/libtool/w-libtool-1.5.22p0/libtool-1.5.22/libltdl)
configure: running /bin/sh './configure' --prefix=/usr/local  '--enable-shared' '--prefix=/usr/local' '--sysconfdir=/etc' '--mandir=/usr/local/man' '--infodir=/usr/local/info' 'CC=cc' 'CFLAGS=-O2 -pipe' 'CXX=c++' 'CXXFLAGS=-O2 -pipe' --enable-ltdl-install --cache-file=/dev/null --srcdir=.
configure: loading site script /usr/ports/infrastructure/db/config.site
checking for a BSD-compatible install... /usr/bin/install -c -o root -g bin
checking whether build environment is sane... configure: error: newly created file is older than distributed files!
Check your system clock
configure: error: /bin/sh './configure' failed for libltdl
*** Error code 1
Stop in /usr/ports/devel/libtool (line 1913 of /usr/ports/infrastructure/mk/bsd.port.mk).
*** Error code 1

Stop in /usr/ports/devel/pkgconfig (line 1431 of /usr/ports/infrastructure/mk/bsd.port.mk).
*** Error code 1

Stop in /usr/ports/devel/pkgconfig (line 1767 of /usr/ports/infrastructure/mk/bsd.port.mk).
*** Error code 1

Stop in /usr/ports/editors/vim (line 1431 of /usr/ports/infrastructure/mk/bsd.port.mk).
*** Error code 1

Stop in /usr/ports/editors/vim (line 1767 of /usr/ports/infrastructure/mk/bsd.port.mk).
$