MFC note: cnv(9) diff ignored since API/manpage not present on ^/stable/11.MFC r309066:r309066 (by brueffer):Fix various mdoc issues reported by mandoc -Tlint.
Copy head@r302406 to stable/11 as part of the 11.0-RELEASE cycle.Prune svn:mergeinfo from the new branch, as nothing has been mergedhere.Additional commits post-branch will follow.Approved by: re (implicit)Sponsored by: The FreeBSD Foundation
Document support for alternate TCP stacks.Differential Revision: https://reviews.freebsd.org/D6940Reviewed by: hirenApproved by: re (gjb)Sponsored by: Juniper Networks