Make lagg protos a enum.


git-svn-id: svn+ssh://svn.freebsd.org/base/head@272159 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Add new (untested) device IDs to smsc(4)

MFC after:	1 week


git-svn-id: svn+ssh://svn.freebsd.org/base/head@272160 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f