Instructions for updating unvis(1):

1) checkout the head of the vendor branch:

	REPO=svn+ssh://svn.freebsd.org/
	svn co $REPO/base/vendor/NetBSD/unvis/dist

2) Update sources:

	rm dist/*
	export CVSROOT=anoncvs@anoncvs.NetBSD.org:/cvsroot
	cvs export -r HEAD -d dist src/usr.bin/unvis

3) Commit the new versions:

	svn commit -m "Vendor import of NetBSD's unvis(1) at `date +%F`" dist
	svn cp -m "Tag `date +%F` import of NetBSD's unvis(1)" \
	    $REPO/base/vendor/NetBSD/unvis/dist \
	    $REPO/base/vendor/NetBSD/unvis/`date +%Y%m%d`

4) Update the files in src/contrib/unvis: