K 10 svn:author V 3 ray K 8 svn:date V 27 2015-09-14T14:42:06.745284Z K 7 svn:log V 200 MFC: r272715 Allow vt(4) to disable terminal bell with `sysctl kern.vt.bell_enable=0`, similar as syscons(4) do. Submitted by: Tiwei Bie Sponsored by: The FreeBSD Foundation END