MFC r226712 (sobomax):

Add new option -F to specify alternative location of the /etc/fstab
file.

MFC r226742 (ed):

Build swapon with WARNS=6.

Don't use a variable called stat, because it collides with stat(2).
MFC r248641: libdwarf: anonymous types are expected to have empty type names
MFC r248645: post mountroot event after a real/final root is mounted
MFC r249139: strncmp for boot code: fix an off by one error
MFC r248820: rc.subr: disabling globbing while processing devfs rules
MFC r237540:
Do packet logging in a consistent way.
MFC r237541:
Remove redundant check.
MFC r237542:
Pass the packet length explicitly around.
MFC r237565:
Whitespace cleanup.
MFC r237569:
Unify sctp_input() and sctp6_input().