vt(4): Use strncpy() to copy into a fixed-size buffer

CID:		1230007
MFC after:	3 days


git-svn-id: svn+ssh://svn.freebsd.org/base/head@271758 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Add missing links to taskqueue(9).

MFC after:	2 weeks
Sponsored by:	The FreeBSD Foundation


git-svn-id: svn+ssh://svn.freebsd.org/base/head@271759 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f