fder# cd /usr/ports/emulators/linux_base-f10 && make install clean
"/usr/ports/Mk/bsd.port.mk", line 4: warning: ACTION REQUIRED
"/usr/ports/Mk/bsd.port.mk", line 5: warning: You are using a ports file that originated from CVS!!
"/usr/ports/Mk/bsd.port.mk", line 6: warning: The FreeBSD project has switched from CVS to SubVersion.
"/usr/ports/Mk/bsd.port.mk", line 7: warning: This CVS repository is NO LONGER UPDATED!  If you see this
"/usr/ports/Mk/bsd.port.mk", line 8: warning: message then your tree is STALE and you need to follow
"/usr/ports/Mk/bsd.port.mk", line 9: warning: the update instructions to receive any more updates.
"/usr/ports/Mk/bsd.port.mk", line 10: warning: Original announcement:
"/usr/ports/Mk/bsd.port.mk", line 11: warning: http://lists.freebsd.org/pipermail/freebsd-ports/2012-September/078099.html
"/usr/ports/Mk/bsd.port.mk", line 12: warning: Reminder:
"/usr/ports/Mk/bsd.port.mk", line 13: warning: http://lists.freebsd.org/pipermail/freebsd-announce/2013-January/001451.html
"/usr/ports/Mk/bsd.port.mk", line 14: warning: UPDATE INSTRUCTIONS:
"/usr/ports/Mk/bsd.port.mk", line 15: warning: http://wiki.freebsd.org/CvsIsDeprecated
"/usr/ports/Mk/bsd.port.mk", line 4: warning: ACTION REQUIRED
"/usr/ports/Mk/bsd.port.mk", line 5: warning: You are using a ports file that originated from CVS!!
"/usr/ports/Mk/bsd.port.mk", line 6: warning: The FreeBSD project has switched from CVS to SubVersion.
"/usr/ports/Mk/bsd.port.mk", line 7: warning: This CVS repository is NO LONGER UPDATED!  If you see this
"/usr/ports/Mk/bsd.port.mk", line 8: warning: message then your tree is STALE and you need to follow
"/usr/ports/Mk/bsd.port.mk", line 9: warning: the update instructions to receive any more updates.
"/usr/ports/Mk/bsd.port.mk", line 10: warning: Original announcement:
"/usr/ports/Mk/bsd.port.mk", line 11: warning: http://lists.freebsd.org/pipermail/freebsd-ports/2012-September/078099.html
"/usr/ports/Mk/bsd.port.mk", line 12: warning: Reminder:
"/usr/ports/Mk/bsd.port.mk", line 13: warning: http://lists.freebsd.org/pipermail/freebsd-announce/2013-January/001451.html
"/usr/ports/Mk/bsd.port.mk", line 14: warning: UPDATE INSTRUCTIONS:
"/usr/ports/Mk/bsd.port.mk", line 15: warning: http://wiki.freebsd.org/CvsIsDeprecated
===>  linux_base-f10-10_5 compat.linux.osrelease: 2.4.2 is not supported, please use 2.6.16.
*** Error code 1

Stop in /ports/emulators/linux_base-f10.