Make this compile when TERM_EMU is not defined.


git-svn-id: svn+ssh://svn.freebsd.org/base/head@276074 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Don't require ${SYSDIR}/../COPYRIGHT to exist. Fall back to the
current date if we can't find it.

MFC After: 2 weeks


git-svn-id: svn+ssh://svn.freebsd.org/base/head@276075 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f