Fix the PLCP lookup code in iwn(4) to base the 11n decision on whether
the rate is 11n, rather than whether the channel is 11n.

This correctly allows the PLCP lookup code to return the legacy rates
even on an 11n channel.

PR:		kern/183430
binutils/bfd: fix printf-like format strings for "bfd *" arguments

There is a special format argument '%B' that directly handles values
of type 'bfd *', they must be used instead of '%s'.  Manifestations
of this bug can be seen in ld(1) error messages, for example,
  http://lists.freebsd.org/pipermail/freebsd-current/2013-August/043580.html
  http://lists.freebsd.org/pipermail/freebsd-current/2013-October/045404.html

Approved by:	dim
MFC after:	2 weeks